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Physics - MOST IMPORTANT KVS PRT Previous Year Questions

Practice real questions from previous year exams of KVS PRT.

📘 Ideal Gas Law📚 Evaporation and the affecting Factors

Q1

The rate of evaporation does not depends on which of the following?

🎯 KVS PRT 13/02/2011

A.

The temperature of the liquid

B.

Surface area of the liquid

C.

Total mass of the liquid

D.

Air pressure

📘 Sound📚 Speed of Sound in Different Media

Q2

Through which substance materials does the sound travel slowest?

🎯 KVS PRT 13/02/2011

A.

Air

B.

Glass

C.

Water

D.

Wood

📘 Work, Energy and Power📚 Other types of energy- chemical, mechanical, etc.

Q3

Watt-Second is the unit of?

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

Energy

B.

Force

C.

Momentum

D.

Power

📘 Force and Motion📚 Physical Quantities related to Motion- acceleration, displacement, etc.

Q4

If the distance-time graph of the motion of a body is a straight line but it is not parallel to the time axis, then it can be concluded that its-

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

Acceleration is not zero

B.

The acceleration is zero

C.

Acceleration Increases

D.

Velocity is constant

📘 Force and Motion📚 Newton's Second Law of Motion

Q5

An engine of mass 8 metric tons is pulling a train of 5 coaches, each of which has a mass of 2 metric tons, on a horizontal track. If the engine exerts a force of 3.5 × 10⁴ N on the smooth track, how much force does coach No.-1 exert on the coach No-2?

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

$\displaystyle 3.5$ × $\displaystyle 10$ ⁴ N

B.

$\displaystyle 2.8$ × $\displaystyle 10$ ⁴ N

C.

$\displaystyle 1.5$ × $\displaystyle 10$ ⁴ N

D.

$\displaystyle 7.0$ × $\displaystyle 10$ ³ N

📘 Force and Motion📚 Inertia and its types

Q6

An open Jeep is moving along a straight line with a constant velocity. A person sitting in the front seat tosses a ball vertically upwards. After some time the ball-

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

Falls on his hand

B.

Falls in front of the Jeep

C.

Falls on the back seat of the jeep

D.

Falls outside the Jeep

📘 Force and Motion📚 Misc

Q7

Consider the following statement in the context of third class levers. (A) In these levers the effort is between the fulcrum and the load. (B) These classes of levers have a mechanical advantage greater than one. (C) Forceps and human arm holding a load on the palm are examples of third class levers. The correct statements among the following are-

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

Only (A)

B.

(A) and (B)

C.

(B) and (C)

D.

(A) and (C)

📘 Force and Motion📚 Physical Quantities related to Motion- acceleration, displacement, etc.

Q8

An object moves in such a way that the distance traveled is directly proportional to the square of the time taken. What conclusion can be drawn about the motion of this object.

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

The body is moving with zero Acceleration

B.

The acceleration of the body is constant

C.

The body is moving with increasing acceleration

D.

The body is moving with decreasing acceleration

📘 Force and Motion📚 Momentum-II: Conservation of Momentum

Q9

A body of mass 40 kg is moving along the straight line with a horizontal velocity of 15 m/sec, collides with a stationary wooden block of mass 10 kg and sticks to it. If the surface is smooth, then with what velocity will the combined body (body and wooden block) move along the same straight line after the collision?

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

$\displaystyle 9$ ms⁻¹

B.

$\displaystyle 10$ ms⁻¹

C.

$\displaystyle 12$ ms⁻¹

D.

$\displaystyle 12.5$ ms⁻¹

📘 Force and Motion📚 Physical Quantities related to Motion- acceleration, displacement, etc.

Q10

At time t = 0, the velocity of scooter is 21 m/sec. Its speed is decreasing at the rate of 50 cm/s². How much distance has the scooter traveled at the end of 4 second.

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

$\displaystyle 80$ m

B.

$\displaystyle 84$ m

C.

$\displaystyle 100$ m

D.

$\displaystyle 104$ m

📘 Work, Energy and Power📚 Forms of Energy- Kinetic Energy and Potential Energy

Q11

A body of mass 10 kg is moving with a velocity of 5 m/sec. If the velocity of this body is tripled, then the change in its kinetic energy is-

🎯 KVS PRT 22/12/2018 (Shift-I)

A.

$\displaystyle 90$ %

B.

$\displaystyle 300$ %

C.

$\displaystyle 80$ %

D.

$\displaystyle 900$ %

📘 Gravitation📚 Weight of an object at different places

Q12

Assertion (A): People experience the pull of the Earth even in a spaceship. Reason (R): The spaceship revolves around the Earth.

🎯 KVS PRT 28/02/2023 (Shift-II)

A.

Both (A) and (R) are true and (R) is the correct explanation of (A)

B.

Both (A) and (R) are true but (R) is not the correct explanation of (A)

C.

(A) is true but (R) is false

D.

(A) is false but (R) is true

📘 Ideal Gas Law📚 Evaporation and the affecting Factors

Q13

Sometimes in summers, white patches are formed on our clothes especially in areas like underarms because of:

🎯 KVS PRT 24/02/2023 (Shift-II)

A.

Urea present in sweat.

B.

Salt present in sweat.

C.

Ammonia present in sweat.

D.

Water present in sweat.

📘 Force and Motion📚 Simple Harmonic Motion- basics

Q14

A simple pendulum takes 60 seconds to complete 30 oscillations. What is the time period of the pendulum?

🎯 KVS PRT 24/02/2023 (Shift-I)

A.

$\displaystyle 1800$ seconds

B.

$\displaystyle 2$ seconds

C.

$\displaystyle 0.5$ seconds

D.

$\displaystyle 30$ seconds

📘 Sound📚 Features of Sound- Loudness, Intensity, Pitch, Quality, etc.

Q15

Which of the following determines the pitch of the sound?

🎯 KVS PRT 22/02/2023 (Shift-II)

A.

Amplitude

B.

Frequency

C.

Speed

D.

Loudness

📘 Modern Physics📚 Misc

Q16

Damaged fluorescent tubes or CFLs need to be disposed off safely because:

🎯 KVS PRT 21/02/2023 (Shift-II)

A.

It contains oxygen vapour

B.

It contains nitrogen vapour

C.

It contains carbondioxide vapour

D.

It contains mercury vapour

📘 Thermal Properties of Matter📚 Temperature Scales- Kelvin, Celsius, etc.

Q17

ASSERTION (A) : The temperature of every person may not be the same. REASON (R) : The normal temperature is the average body temperature of a large number of healthy persons. Select the correct option from the given alternatives.

🎯 KVS PRT 21/02/2023 (Shift-II)

A.

Both (A) and (R) are true, and (R) explains (A)

B.

Both (A) and (R) are true, but (R) does not explain (A)

C.

(A) is true and (R) is false

D.

(A) is false and (R) is true

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