SS2 First Term Physics Past Questions And Answers

These questions cover a range of concepts, from mechanics to electromagnetism. Take your time to carefully read each question and select the most appropriate answer. Let’s get started!

 

Physics Questions:

 

Mechanics:

A car accelerates uniformly from rest to 20 m/s in 5 seconds. What is its acceleration?

 

A) 2 m/s²

B) 4 m/s²

C) 5 m/s²

D) 10 m/s²

Answer: D) 10 m/s²

Thermodynamics:

What is the primary purpose of a heat engine?

 

A) Cooling

B) Generating electricity

C) Heating

D) Producing light

Answer: B) Generating electricity

Optics:

When does total internal reflection occur in optics?

 

A) Light travels from a medium of higher refractive index to a medium of lower refractive index.

B) Light travels from a medium of lower refractive index to a medium of higher refractive index.

C) Light travels through a medium with the same refractive index.

D) Light travels through a vacuum.

Answer: B) Light travels from a medium of lower refractive index to a medium of higher refractive index.

Electricity:

What is the SI unit of electric current?

 

A) Volt

B) Ampere

C) Ohm

D) Watt

Answer: B) Ampere

Wave Mechanics:

In which type of wave do particles move perpendicular to the direction of the wave?

 

A) Longitudinal

B) Transverse

C) Mechanical

D) Electromagnetic

Answer: B) Transverse

Nuclear Physics:

What is the process of combining two light nuclei to release energy called?

 

A) Nuclear fission

B) Nuclear fusion

C) Radioactive decay

D) Alpha decay

Answer: B) Nuclear fusion

Magnetism:

According to the right-hand rule, if the current in a wire is flowing towards you, the magnetic field direction is:

 

A) Upward

B) Downward

C) Clockwise

D) Counterclockwise

Answer: C) Clockwise

Modern Physics:

What is the phenomenon where light exhibits both wave and particle properties?

 

A) Diffraction

B) Refraction

C) Interference

D) Wave-particle duality

Answer: D) Wave-particle duality

Fluid Mechanics:

What is the SI unit of pressure?

 

A) Pascal

B) Newton

C) Joule

D) Watt

Answer: A) Pascal

Heat Transfer:

Which method of heat transfer does not require a medium?

 

A) Conduction

B) Convection

C) Radiation

D) Insulation

Answer: C) Radiation

Kinematics:

If an object moves with a constant velocity, what can be said about its acceleration?

 

A) Acceleration is zero

B) Acceleration is constant

C) Acceleration is increasing

D) Acceleration is decreasing

Answer: A) Acceleration is zero