Public Address System Operator (PASO)2025

JKSSB

120Questions
5Subjects
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General English & GrammarBasic Mathematics & Quantitative AptitudeGeneral Mental Ability, Reasoning & Data InterpretationGeneral Awareness, Indian History & GeographyElectronics, Audio Engineering & Public Address Systems

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Mode: Interactive Practice (Click any option to test yourself)
Q1
General English & GrammarArticles

Find the suitable articles for the following statement:
He is _______ man whom I met yesterday.

Q2
General English & GrammarArticles

Find the suitable articles for the following statement:
_______ dog that bit me ran away

Q3
General English & GrammarPrepositions

Find the suitable prepositions for the following statement:
Life is compared _______ a battle

Q4
General English & GrammarPreposition Sequences

Varun lived _______ his wife _______ Chennai _______ ten years.
Choose the correct order of choice to fill in the blanks.

Q5
General English & GrammarPast Tense Verbs

Find the suitable verb for the following statement:
I _______ my neighbor yesterday.

Q6
General English & GrammarSynonyms

Out of given four options, choose the one which is similar to the meaning of the word "FOSTERING":

Q7
General English & GrammarPunctuation Rules

Consider the following statements.
Statement 1 : She said, I can't come today".
Statement 2 : Pandit Nehru, the first Prime Minister of "India" died in 1964!
Choose the correct option with respect to punctuation:

Q8
General English & GrammarPreposition Usage

The statement is given along with the preposition; the word is underlined.
Statement 1 : There is no cure for AIDS.
Statement 2 : The lecture was accompanied with subtle analysis of concepts.
Choose the correct option:

Q9
General English & GrammarArticles Rules

The Statement is given along with the articles; the word is underlined
Statement 1 : The USA is the richest country in the world
Statement 2 : An gold is a precious metal
Choose the correct option:

Q10
General English & GrammarFixed Prepositions Matching

Match List-I with List-II and select the correct answer using the codes given below the lists:
List I:
1. No one believes him because he is false _______ heart
2. Cooperation between friends stems _______ mutual consideration
3. As a dancer, she has aptitude _______ classical system

List II (Prepositions):
i. from
ii. for
iii. at

Choose the correct option:

Q11
General English & GrammarPhrasal Verbs Matching

Match List-I with List-II and select the correct answer using the codes given below the lists:
List - I:
1. I need to _______ the lights before leaving the room
2. The teacher will _______ a new chapter tomorrow
3. She _______ when she hit her toe

List -II (Verbs):
i. yelled
ii. take up
iii. turn off

Choose the correct option:

Q12
General English & GrammarAntonyms Matching

Match List-I with List-II and select the correct answer using the codes given below the lists:
List - I (Word):
1. Succinct
2. Modest
3. Hospitality

List -II (Respective Antonyms):
i. Coldness
ii. Lengthy
iii. Conceited

Choose the correct option:

Q13
Basic Mathematics & Quantitative AptitudeAverages and Equations

The average of X1,X2,X_1, X_2, and X3X_3 is 14. Twice the sum of X2X_2 and X3X_3 is 30. What is the value of X1X_1?

Q14
Basic Mathematics & Quantitative AptitudeAverage Weight Replacement

The average weight of 3 men A, B, and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then the average weight of B, C, D and E becomes 79 kg. The weight of A is

Q15
Basic Mathematics & Quantitative AptitudeLCM and HCF Formula

The LCM of two number is 1008 and their HCF is 36. If one of the two number is 144, find the other number.

Q16
Basic Mathematics & Quantitative AptitudeCompound Ratios

IF A:B=8:15A:B = 8:15, B:C=5:8B:C = 5:8 and C:D=4:5C:D = 4:5, then A:DA:D is equal to

Q17
Basic Mathematics & Quantitative AptitudeSuccessive Percentage Expenditure

Pavan gave 40% of his income to his wife. He gave 25% of the remaining amount to his son. Of the remaining amount he spent 60% on education. Now the amount with him is Rs.2,700. What is the amount he gave to his wife?

Q18
Basic Mathematics & Quantitative AptitudeWeighted Percentage

A student secures 90%, 60% and 54% marks in test papers with 100, 150, and 200 respectively as maximum marks. The percentage of his aggregate is

Q19
Basic Mathematics & Quantitative AptitudeComparative Percentages

Two numbers are less than a third number by 30% and 37% respectively. How much percent is the second number less than the first?

Q20
Basic Mathematics & Quantitative AptitudeFamily Ages Equations

In a family, a couple has a son and a daughter. The age of the father is three times that of his daughter and the age of son is half of his mother. The wife is 9 years younger to her husband and the brother is seven years older than his sister. What is the age of the mother?

Q21
Basic Mathematics & Quantitative AptitudeChain Profit and Loss

A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs.225 for it, the cost price of the bicycle for A is

Q22
Basic Mathematics & Quantitative AptitudeAlligation and Simple Interest

Peter invested an amount of Rs.12,000 at the rate of 10% p.a. simple interest and another amount at the rate of 20% p.a. simple interest. The total interest earned at the end of one year on the total amount invested became 14% p.a. Find the total amount invested.

Q23
Basic Mathematics & Quantitative AptitudeCompound Interest Formula

What will be the compound interest on a sum of Rs.50000 after 4 years at the rate of 10% per annum?

Q24
Basic Mathematics & Quantitative AptitudeTime and Work

2 men and 3 women can complete a work in 10 days, while 4 men can complete it in 10 days. In how many days will 3 men and 3 women complete the work?

Q25
Basic Mathematics & Quantitative AptitudeProportions and Ratios Statements

Consider the following statement.
Statement 1: If 0.75:a::5:80.75 : a :: 5 : 8, then a is equal to 1.20
Statement 2: If 10% of X = 20% of Y, then X:Y is equal to 2:1
Choose the correct option:

Q26
Basic Mathematics & Quantitative AptitudePercentage Arithmetic Statements

Consider the following statement.
Statement 1: The number which exceeds 16% of it by 42 is 60
Statement 2: 45% of 750 - 25% of 480 = 277.50
Choose the correct option:

Q27
Basic Mathematics & Quantitative AptitudeNumber Properties Statements

Consider the following statement.
Statement 1: The average of a non-zero number and its square is 5 times the number. The number is 9.
Statement 2: The average of first 46 natural number is 28.5
Choose the correct option:

Q28
Basic Mathematics & Quantitative AptitudeAge Problem Statements

Consider the following statement.
Statement 1: A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of the son is 32 years.
Statement 2: A father is now three times as old as his son. Five years back, he was four times as old as his son. The age of the son is 25 years
Choose the correct option

Q29
Basic Mathematics & Quantitative AptitudeProfit and Loss Statements

Consider the following statement.
Statement 1: If a man reduces the selling price of a fan from Rs.400 to Rs.380, his loss increases by 2%. The cost price of the fan is Rs.1,000.
Statement 2: If 5% more is gained by selling an article for Rs.350 than by selling it for Rs.340, the cost of the article is Rs.50.
Choose the correct option:

Q30
Basic Mathematics & Quantitative AptitudeHCF Computations

Match List - I with List-II and select the correct answer using the codes given below the lists:
List - I:
1. HCF of 84 and 90
2. HCF of 1365, 1584 and 1872
3. HCF of 792, 1155 and 1716

List - II (solution):
i. 33
ii. 6
iii. 3

Choose the correct option:

Q31
Basic Mathematics & Quantitative AptitudeInterest Formulas Matching

Match List - I with List- II and select the correct answer using the codes given below the lists:
List -I (Problem on S.I and C.I.):
1. Find the simple interest on Rs.22,000 for 5 years at 8% per annum
2. Find the compound interest on Rs.2000 for 9 months at 40% p.a. compounded quarterly
3. Find the difference between C.I. and S.I. on Rs.6,400 for 2 years at 12.5% p.a.

List-II (Solution):
i. Rs.100
ii. Rs.662
iii. Rs.8,800

Choose the correct answer:

Q32
Basic Mathematics & Quantitative AptitudePie Chart Data Interpretation

A survey was conducted among 400 people about their favorite fruits and the following pie chart shows the collected data (Apple 56%, Orange 24%, Guava 12%, Kivi 6%, Banana 2%).
Match List - I with List-II:
List - I:
1. How many people like apple
2. How many people like orange than guava (difference)
3. How many people like orange

List - II:
i. 48
ii. 96
iii. 224

Choose the correct answer:

Q33
Basic Mathematics & Quantitative AptitudeBar Chart Data Interpretation

A survey was conducted among 900 people about their job profile and the bar chart shows the collected data (Government 17%, Private 44%, Retired 6%, House Wife 22%, No Job 11%).
Match List - I with List - II:
List - I:
1. How many people doesn't have job
2. How many people work in private job
3. Number of house wife

List - II:
i. 396
ii. 198
iii. 99

Choose the correct option:

Q34
Basic Mathematics & Quantitative AptitudeRatios Matching

Match List - I with List-II and select the correct answer using the codes given below the lists:
List - I:
1. If x:y=5:2x:y = 5:2, then (8x+9y):(8x+2y)(8x+9y):(8x+2y) is
2. The compound ratio of (2:5), (6:11) and (11:3) is
3. If 40% of a number is equal to two thirds of another number, what is the ratio of first number to the second number?

List - II:
i. 29:22
ii. 4:5
iii. 5:3

Choose the correct option:

Q35
Basic Mathematics & Quantitative AptitudeGeometry Statements

Consider the following statement:
Statement 1: If the circum-radius of an equilateral triangle is 10cm, then the in-radius of the triangle is 20cm
Statement 2: If the ratio of altitudes of two triangles is 4:5, ratio of their areas is 3:2, then the ratio of their corresponding bases is 7:7
Choose the correct option:

Q36
Basic Mathematics & Quantitative AptitudeCircles and Chords Geometry

Consider the following statement
Statement 1: A chord of length 16cm is drawn in a circle of radius 10cm. The distance of the chord from the centre of the circle is 6cm
Statement 2: The radii of two concentric circles are 26cm and 10 cm. If the chord of the greater circle is a tangent to the smaller circle, then the length of the chord is 6cm.
Choose the correct option:

Q37
General Mental Ability, Reasoning & Data InterpretationNumber Pattern Series

A number series is given with one term missing. Choose the correct alternative that will continue the same pattern.
66, 36, 18, (..?..)

Q38
General Mental Ability, Reasoning & Data InterpretationInterleaved Number Series

A number series is given with one term missing. Choose the correct alternative that will continue the same pattern.
4, 9, 5, 12, 7, 15, 8, (..?..), 10

Q39
General Mental Ability, Reasoning & Data InterpretationLetter Cluster Series

A letter series is given with one term missing. Choose the missing term out of the given alternative.
DEB; IJG; NOL; (?.); XYV

Q40
General Mental Ability, Reasoning & Data InterpretationLetter Series

A letter series is given with one term missing. Choose the missing term out of the given alternative.
DCXW; FEVU; HGTS; (..?..)

Q41
General Mental Ability, Reasoning & Data InterpretationCoding-Decoding

If BATCH is coded as ABSDG, how is FORSAKE coded in that code:

Q42
General Mental Ability, Reasoning & Data InterpretationLetter Coding

If PLANE is coded as OKZMD in a certain language, how will TRAIN be coded?

Q43
General Mental Ability, Reasoning & Data InterpretationDecoding Patterns

If in a certain language, SHIFT is coded as RFFBO, which word would be coded as LKUMB?

Q44
General Mental Ability, Reasoning & Data InterpretationBlood Relations

Arun said, "This girl is the wife of the grandson of my mother". Who is Arun to the girl?

Q45
General Mental Ability, Reasoning & Data InterpretationBlood Relations

Introducing a man to her husband, a woman said his brother's father is the only son of my grandfather. How is the woman related to this man?

Q46
General Mental Ability, Reasoning & Data InterpretationDirection Sense Test

James started from his house towards west. After walking a distance of 30m, he turned towards right and walked 20m. He then turned left and moved a distance of 10m, turned to his left again and walked 40m. He now turns to the left and walks 5m. Finally, he turns to his left. In which direction is he walking now?

Q47
General Mental Ability, Reasoning & Data InterpretationPythagoras Distance

Gopal started walking towards east. After moving a distance of 1 km, he turned southward and walked 5km. Again, he turned to east and walked 2 km. Finally, he turned to the north and walked 9km. How far is he from his starting point?

Q48
General Mental Ability, Reasoning & Data InterpretationRelative Road Displacement

A and B start moving towards each other from two places 200m apart. After walking 60m, B turns left and goes 20 m, then he turns right and goes 40m. He turns right again and comes back to the road on which he had started walking. If A and B walk with the same speed, what is the distance between them now?

Q49
General Mental Ability, Reasoning & Data InterpretationBlood Relations Statements

Consider the following statement
Statement 1 : A girl introduced a boy as the son of the daughter of the father of her uncle. The boy is girl's brother.
Statement 2 : A and B are brothers. C and D are sisters. A's sister is mother of C. Then C to A is grandmother
Choose the correct option:

Q50
General Mental Ability, Reasoning & Data InterpretationAverage Speed Statements

Consider the following statement
Statement 1 : A tourist covers half of this journey by train at 60 km/hr, half of the remainder by bus at 30 km/hr and the rest by cycle at 10 km/hr. The average speed of the tourist in km/hr during his entire journey is 24.
Statement 2: A car travels 8 km in the first quarter of an hour, 6 km in the second quarter and 16 km in the third quarter. The average speed of the car in km per hour over the entire journey is 40
Choose the correct option:

Q51
General Mental Ability, Reasoning & Data InterpretationCoding Statements

Consider the following statement
Statement 1: If FOUGHT is coded as EQRKCZ, then the MALE will be coded as CHAN.
Statement 2 : If PENSION is coded as NEISNOP, then the FOLIAGE will be coded as EOAILGF.
Choose the correct option:

Q52
General Mental Ability, Reasoning & Data InterpretationDirection and Seating Statements

Consider the following statement
Statement 1: One morning after sunrises, X and Y were standing in a lawn with their backs towards each other. X shadow fell exactly towards left hand side. Then Y is facing towards East.
Statement 2 : A, B, C, and D are playing cards. A and B are partners. D faces towards north. If A faces west, then C faces south
Choose the correct option:

Q53
General Mental Ability, Reasoning & Data InterpretationLogical Deductions

The question is given certain statements followed by some conclusions. Choose the conclusion which follow from the given statements.
Statement 1 : A forest has as many sandal trees as it has Ashoka trees.
Statement 2 : Three-fourths of the trees are old one and half of the trees are at the flowering stage
Conclusion are :

Q54
General Mental Ability, Reasoning & Data InterpretationDirect Deductive Logic

The question is given certain statements followed by some conclusions. Choose the conclusion which follow from the given statements.
Statement 1 : Shyam is not the father of Hari
Statement 2 : Hari is the son of Suresh
Statement 3 : Suresh has three sons
Conclusion are :

Q55
General Mental Ability, Reasoning & Data InterpretationSyllogistic Deductions

The question is given certain statements followed by some conclusions. Choose the conclusion which follow from the given statements.
Statement 1 : Only students can participate in the race
Statement 2 : Some participants in the race are females
Statement 3 : All female participants in the race are invited for coaching.
Conclusions are:

Q56
General Mental Ability, Reasoning & Data InterpretationNumber Series Matching

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Number Series):
1. 113, 85, 61, 41, (..?..), 13, 5
2. 2, 5, 16, 65, (..?..)
3. 1, 3, 11, 47, (..?..), 1439

List - II (Missing Term):
i. 239
ii. 326
iii. 25

Choose the correct option:

Q57
General Mental Ability, Reasoning & Data InterpretationLetter Series Matching

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Letter Series):
1. CGKO : AEIM :: DHLP : (..?..)
2. A, CD, GHI, (..?..), UVWXY
3. BARODA :: CBSPEB :: (..?..) : CPNCBZ

List - II (Missing Term):
i. BOMBAY
ii. BFJN
iii. MNOP

Choose the correct option:

Q58
General Mental Ability, Reasoning & Data InterpretationCoding Matching

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I:
1. If code of BOARD is CPBSE, then Code of CHAIR
2. MONKEY is coded as XDJMNL, then code of TIGER
3. SPACE is coded as TQBDF, then code of PURSE

List - II:
i. QDFHS
ii. QVSTF
iii. DIBJS

Choose the correct option:

Q59
General Mental Ability, Reasoning & Data InterpretationSpeed Distance Matching

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I:
1. A car is running at a speed of 108 km/hr. What distance will it cover in 15 second?
2. A car is running at a speed of 121 km/hr. What distance will it cover in 14 second?
3. A car is running at a speed of 99 km/hr. What distance will it cover in 18 second?

List - II:
i. 495 meters
ii. 470 meters
iii. 450 meters

Choose the correct option:

Q60
General Mental Ability, Reasoning & Data InterpretationComplex Series Matching

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Number Series):
1. 2, 20, 110, (?.), 992
2. 992, 552, (?.), 132, 30, 6
3. 1900, 939, (?.), 377, 376

List - II (Missing Term):
i. 380
ii. 306
iii. 498

Choose the correct option:

Q61
General Awareness, Indian History & GeographyPadma Awards 2022

In the year 2022, how many persons have been honored with Padma Awards?

Q62
General Awareness, Indian History & GeographyFirst Women in India

Who was the first woman Chief Minister of Independent India?

Q63
General Awareness, Indian History & GeographyBharat Ratna Laureates

Who was the first Indian woman awardee of "Bharat Ratna"?

Q64
General Awareness, Indian History & GeographyImportant Days in India

Which day is celebrated as the National Voluntary Blood Donation Day in India?

Q65
General Awareness, Indian History & GeographySports Autobiographies

Who among the following cricketers has authored the book "Straight from the Heart: An autobiography"?

Q66
General Awareness, Indian History & GeographyWorld Geography Superlatives

Which is the largest river island in the World?

Q67
General Awareness, Indian History & GeographyCricket World Cup History

Cricket World Cup, 1983 was held in which of the following places?

Q68
General Awareness, Indian History & GeographyNational Income Economics

What is the use of Net National Product (NNP)?

Q69
General Awareness, Indian History & GeographyIndian Climatology

The western cyclonic disturbance originates over _______

Q70
General Awareness, Indian History & GeographyLakes of India

Which of these is the largest brackish water lake of India?

Q71
General Awareness, Indian History & GeographyGupta Temple Architecture

The famous Gupta period Dashavatara Temple, recognized as one of the earliest Panchayatan temples in north India, is located at :

Q72
General Awareness, Indian History & GeographyMughal Gardens of Kashmir

Who built Shalimar Bagh in Kashmir?

Q73
General Awareness, Indian History & GeographyInternational Organizations

Consider the following statement.
Statement 1: The Association of Southeast Asian Nations, or ASEAN, was established on 8 August 1967 in Bangkok, Thailand.
Statement 2: The ASEAN Charter serves as a firm foundation in achieving the ASEAN Community by providing legal status and institutional framework for ASEAN.
Choose the correct option:

Q74
General Awareness, Indian History & GeographyImportant Observance Days

Consider the following statement.
Statement 1: Indian Navy Day will be celebrated on 4th of November in every year.
Statement 2: Human Rights Day will be celebrated on 10th of November in every year.
Choose the correct option

Q75
General Awareness, Indian History & GeographyPublic Sector Enterprises

Consider the following statement.
Statement 1 : The full form of BHEL is Bharat Heavy Electricals Limited
Statement 2 : The abbreviations of GAIL stands for Gross Allowance of Industries Limited
Choose the correct option:

Q76
General Awareness, Indian History & GeographySports History Statements

Consider the following statement.
Statement 1: Normally commonwealth games are held at an interval of 4 years.
Statement 2: K.D. Jadhav is the first Indian to win an individual medal in the Olympics.
Choose the correct option:

Q77
General Awareness, Indian History & GeographyDams and Hydroelectric Projects

Consider the following statement.
Statement 1: Indira Sagar Dam is the largest reservoir in India
Statement 2: The Koyna Hydroelectric Project is the largest hydroelectric power plant in India.
Choose the correct option:

Q78
General Awareness, Indian History & GeographyEpithets and Heritage Sites

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Famous places):
1. The City of Palaces
2. Neela Gumbad
3. Spice Garden of India

List - II (Located States):
i. Kerala
ii. Kolkata
iii. Delhi

Choose the correct option:

Q79
General Awareness, Indian History & GeographyOfficial Languages of States

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (State):
1. Goa
2. Maharashtra
3. Manipur

List - II (Primary/Official Language):
i. Meitei
ii. Marathi
iii. Konkani

Choose the correct option:

Q80
General Awareness, Indian History & GeographyImportant Commemorative Dates

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Event):
1. Indian Air Force Day
2. World Teacher's Day
3. National Army Day

List - II (Dates):
i. 5th October
ii. 15th January
iii. 8th October

Choose the correct option:

Q81
General Awareness, Indian History & GeographyFamous Books and Authors

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Books):
1. Harry Potter Series
2. Discovery of India
3. Oliver Twist

List - II (Authors):
i. Charles Dickens
ii. J.K. Rowling
iii. Jawaharlal Nehru

Choose the correct option:

Q82
General Awareness, Indian History & GeographyPre-Monsoon Rainfall Terms

Match List- I with List-II and select the correct answer using the codes given below the lists.
List - I (Climate/Rainfall terms):
1. Rain caused by a lightning storm is called "Cherry Blossom"
2. Mango Showers are common in
3. Related to Pre-Monsoon shower 'Nor Westers'.

List- II (Representative of Indian States):
i. West Bengal and Assam
ii. Kerala
iii. Karnataka

Choose the correct option:

Q83
General Awareness, Indian History & GeographyIndian Dams Superlatives

Arrange in order: Highest Dam in India, Longest Dam in India, Oldest Dam in India

Q84
General Awareness, Indian History & GeographyOlympic Badminton History

Saina Nehwal is the _______ Indian Badminton player to have won an Olympic medal. She won the _______ medal in women's singles at the London Olympic in _______.
Fill in the blanks in the correct order from the given options.

Q85
Electronics, Audio Engineering & Public Address SystemsSemiconductor Physics

In Fermi-Dirac statistics, the probability of electron occupation of an energy level equal to the Fermi level is

Q86
Electronics, Audio Engineering & Public Address SystemsCarrier Mobility

The highest mobility is associated with

Q87
Electronics, Audio Engineering & Public Address SystemsHall Effect

The hall coefficient of an intrinsic semiconductor is

Q88
Electronics, Audio Engineering & Public Address SystemsEnergy Bandgaps

Match the List-I and List-II and select the correct answer given below the lists:
List - I (Bandgap in eV):
i. 0.67
ii. 1.1
iii. 1.4
iv. 2.4

List - II (Material):
1. GaAs
2. Si
3. Ge
4. CdS

Choose the correct option:

Q89
Electronics, Audio Engineering & Public Address SystemsDielectric Polarization in AC

Consider the following statements regarding an insulating material connected to an ac signal.
1. The dielectric constant increases with frequency
2. The dielectric constant decreases with frequency
3. Atomic polarization decreases with frequency
Which of these statements is/are correct?

Q90
Electronics, Audio Engineering & Public Address SystemsPassive Electronic Components

A resistor with negative temperature coefficient is called as a

Q91
Electronics, Audio Engineering & Public Address SystemsSilicon Properties

Resistivity of pure silicon at 300K, is approximately equal to

Q92
Electronics, Audio Engineering & Public Address SystemsBand Theory of Solids

A material has forbidden energy gap Eg=1┬аeVEg = 1\text{ eV}, between valence and conductor bands. Such a material will behave as

Q93
Electronics, Audio Engineering & Public Address SystemsBJT Transistor Currents

A PNP transistor has a common base current gain of 0.98 and is biased in active region. Find IBI_B and ICI_C if IE=2mAI_E = 2\text{mA} and ICBO=1.25┬а╬╝AI_{CBO} = 1.25\text{ }\mu\text{A}

Q94
Electronics, Audio Engineering & Public Address SystemsTransistor Hybrid Parameters

Typical values of h parameters, of about 1 mA collector current, for small signal audio transistors in the CE configurations are:

Q95
Electronics, Audio Engineering & Public Address SystemsMOSFET Fabrication

In modern MOSFETs, the material used for the gate is

Q96
Electronics, Audio Engineering & Public Address SystemsMOSFET Threshold Voltage Tuning

Consider the following statements. The threshold voltage of a MOSFET can be lowered by:
1. Using a thinner gate oxide
2. Reducing the substrate concentration
3. Increasing the substrate concentration
Of these statement:

Q97
Electronics, Audio Engineering & Public Address SystemsP-N Junction Electrostatics

The diffusion potential across a P-N junction

Q98
Electronics, Audio Engineering & Public Address SystemsMOSFET Pinch-off Condition

The threshold voltage of an n-channel enhancement mode MOSFET is 0.5V. When the device is biased at a gate voltage of 3 V, pinch-off would occur at a drain voltage of

Q99
Electronics, Audio Engineering & Public Address SystemsBJT Saturation Region

For a BJT, under the saturation conditons,

Q100
Electronics, Audio Engineering & Public Address SystemsSemiconductor Devices Characteristics

Match List I with List II and select the correct answer from the given below lists:
List - I (Characteristic of the device):
i. Voltage controlled device
ii. Current controlled device
iii. Conductivity modulation device
iv. Negative conductance device

List - II (Device):
1. Bipolar junction transistor
2. Uni-junction transistor
3. Field effect transistor
4. IMPATT diode

Choose the correct option:

Q101
Electronics, Audio Engineering & Public Address SystemsBoolean Algebra Simplification

The Boolean expression (AтА╛+B)(A+CтА╛)(BтА╛+CтА╛)(\overline{A}+B)(A+\overline{C})(\overline{B}+\overline{C}) simplifies to

Q102
Electronics, Audio Engineering & Public Address SystemsMicroprocessor Data Formats

With 2's complement representation, the range of values that can be represented on the data bus of an 8-bit microprocessor is given by

Q103
Electronics, Audio Engineering & Public Address SystemsROM Memory Architecture

The total capacity of a ROM with 1024 rows and 4 columns is

Q104
Electronics, Audio Engineering & Public Address SystemsBinary Conversion Matching

Match List - I with List - II and select the correct answer from the given below lists:
List I (Decimal):
i. 45
ii. 90
iii. 180
iv. 210

List II (Binary):
1. 10110100
2. 11010010
3. 01011010
4. 00101101
5. 10101000

Choose the correct option:

Q105
Electronics, Audio Engineering & Public Address SystemsDigital Counters

The initial state of MOD-16 down counter is 0110. After 37 clock pulses, the state of the counter will be

Q106
Electronics, Audio Engineering & Public Address SystemsLogic Gates Truth Tables

If the output of a logic gate is '1' when all its input are at logic '0', the gate is either

Q107
Electronics, Audio Engineering & Public Address SystemsMicroprocessor Flags

Which one of the following flags is not used for branching in a microprocessor?

Q108
Electronics, Audio Engineering & Public Address SystemsBinary Representation

The number of digit 1 present in the binary representation of 3├Ч512+7├Ч64+5├Ч8+33\times 512 + 7\times 64 + 5\times 8 + 3

Q109
Electronics, Audio Engineering & Public Address SystemsAmplitude Modulation Spectra

The amplitude modulated wave is given by e=25(1+0.7cosтБб5000tтИТ0.3cosтБб10000t)sinтБб5├Ч106te = 25(1 + 0.7\cos 5000t - 0.3\cos 10000t)\sin 5\times 10^6t. The frequencies of carrier and sideband frequencies in magnitudes are:

Q110
Electronics, Audio Engineering & Public Address SystemsPulse Code Modulation (PCM)

In a PCM system, the number of quantization levels are 16 and the maximum signal frequency is 4kHz, the bit transmission rate is

Q111
Electronics, Audio Engineering & Public Address SystemsFM Bandwidth Carson Rule

e=10cosтБб(2╧А├Ч108t+20cosтБб2╧А103t)e = 10\cos(2\pi \times 10^8 t + 20\cos 2\pi 10^3 t) the bandwidth is

Q112
Electronics, Audio Engineering & Public Address SystemsT-1 Carrier Systems

In the T-1 carrier system of Bell Labs the time for one frame is

Q113
Electronics, Audio Engineering & Public Address SystemsAM Modulation Index

The peak to peak value of AM signal is 50V and the peak to peak value of modulating signal is 16V. The percentage of modulation is

Q114
Electronics, Audio Engineering & Public Address SystemsDigital Communications Matching

Match List - I with List - II and select the correct answer from the given below lists:
List - I:
i. Detection of a periodic signal in noise
ii. Recovery of a band-limited signal from its uniformly sampled values
iii. Finer quantization signals
iv. Delta Modulation

List - II:
1. Increase in bandwidth
2. Slope overload error
3. Nyquist rate
4. Cross correlation

Choose the correct option:

Q115
Electronics, Audio Engineering & Public Address SystemsLCD Display Engineering

The contrast of liquid crystal display (LCD)

Q116
Electronics, Audio Engineering & Public Address SystemsPA System Fundamentals

Which type of system is the PA system in audio devices?

Q117
Electronics, Audio Engineering & Public Address SystemsTransmission Media

Consider the following:
1. Twisted pair cables
2. Microwaves and Satellite Signals
3. Repeaters
4. Fiber optics
Which of the above is consider as (a) signal transmission medium is data communications:

Q118
Electronics, Audio Engineering & Public Address SystemsOSI Model Network Devices

Match the following networking devices with their corresponding OSI Layer:
I. Hub
II. Switch
III. Routers
IV. Gateway

Layers:
1. Data link layer
2. Network layer
3. Application layer
4. Physical layer

Choose the correct option:

Q119
Electronics, Audio Engineering & Public Address SystemsAcoustic Audio Engineering

What is the perceivable frequency range for a normal human ear?

Q120
Electronics, Audio Engineering & Public Address SystemsElectroacoustic Transducers

Which of the following is also called reverse transducer?

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About JKSSB Public Address System Operator (PASO) 2025 Previous Year Paper

This page provides the full solved question paper for the JKSSB Public Address System Operator (PASO) examination conducted in 2025. Every MCQ is presented with verified answer keys and detailed bilingual explanations to support concept building.

Key subjects covered in this paper include General English & Grammar, Basic Mathematics & Quantitative Aptitude, General Mental Ability, Reasoning & Data Interpretation, General Awareness, Indian History & Geography, Electronics, Audio Engineering & Public Address Systems. Practicing authentic previous year questions is the proven way to master question patterns and improve accuracy for upcoming exams across Jammu & Kashmir.