CHSL 2022 Prelims Physics

Question 1 of 15

1. Question

Which of the following statements is/are NOT correct?
I. Force per unit volume is called pressure.
II. Liquids can exert pressure on walls of containers.
III. Force acting on an object can cause a change in its state of motion but not its shape.

Only I and II
Only III
I, II and III
Only I and III

Question 2 of 15

2. Question

In which of the following ways of heat transfer no medium is required?

Radiation and Conduction both
Conduction
Convection
Radiation

Question 3 of 15

3. Question

Raman wants to use a rear-view mirror in his vehicle. Which type of mirror should he pick for it?

Convex Mirrors
Plane Mirrors
Cylindrical Mirrors
Concave Mirrors

Question 4 of 15

4. Question

The ____ of a ray is the angle measured from the reflected ray to the normal surface.

Angle of Diffusion
Angle of Reflection
Angle of Incidence
Angle of Refraction

Question 5 of 15

5. Question

Which law is also known as the law of inertia?

Archimedes principle
Newton's First law of motion
Newton's Second law of motion
Kepler's law

Question 6 of 15

6. Question

If the price elasticity of demand is less than one, then the demand for the goods is said to be _____.

Perfectly inelastic
Inelastic
Perfectly elastic
Unitary elastic

Question 7 of 15

7. Question

An image formed by the convex mirror is always _____.

virtual and inverted
real and erect
virtual and erect
real and inverted

Question 8 of 15

8. Question

Which of the following is NOT an application of the third law of motion?

A fielder pulls his hands gradually with the moving ball while holding a catch.
Colliding with a player while kicking a football and feeling hurt.
As the sailor jumps in forward direction, the boat moves backwards.
A forward force on the bullet and recoil of the gun.

Question 9 of 15

9. Question

____ states that the rates of diffusion of gases are inversely proportional to the square roots of their densities under similar conditions of temperature and pressure.

Graham's Law
Tyndall's Law
Pascal's Law
Kepler's Law

Question 10 of 15

10. Question

Which of the following is NOT a non -contact force?

Gravitational
Electrostatic
Friction
Magnetic

Question 11 of 15

11. Question

Which of the following statements regarding the lenses is/are correct?
I. Power of a convex lens is represented as a positive number.
II. Power of a concave lens is represented as a negative number.

Both I and II
Only II
Only I
Neither I nor II

Question 12 of 15

12. Question

Which of the following statements is NOT correct regarding sound?

Sound can travel through vacuum.
In human beings, the vibration of vocal cords produces sound.
Unpleasant sounds are called noise.
Frequency is expressed in hertz.

Question 13 of 15

13. Question

Which among the following is a unit of measurement that describes the rate at which the universe is expanding?

Faraday constant
Planck's constant
Electric constant
Hubble constant

Question 14 of 15

14. Question

Which Indian was awarded the Nobel Prize in Physics in the year 1930?

Vikram Sarabhai
C. V. Raman
Rabindranath Tagore
Amartya Sen

Question 15 of 15

15. Question

Which of the statements is NOT correct regarding energy?

The energy possessed by a body due to its change in position or shape is called the potential energy.
An object of mass m moving with velocity v has a kinetic energy of (mv)/2.
The gravitational potential energy of an object of mass, M raised through a height, H from the earth’s surface is given by MgH.
An object in motion possesses what is known as the kinetic energy of the object.