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1 Physics MCQs

According to the theory of relativity, which of the following always remains constant?

  • Length of an object
  • Time
  • Space
  • Velocity of light
0 Comments
Correct Answer: D. Velocity of light

Explanation:

The correct answer is Velocity of light. According to Albert Einstein’s theory of ... Read More Details

2 Physics MCQs

An atomic power plant works on the principle of what?

  • Fission
  • Fusion
  • Thermal combustion
  • Combined effect of all the above three
0 Comments
Correct Answer: A. Fission

Explanation:

The correct answer is Fission. An atomic power plant, also known as a ... Read More Details

3 Physics MCQs

Which of the following is an example of a cantilever beam?

  • Diving board
  • Bridge
  • See-saw
  • Common balance
0 Comments
Correct Answer: B. Bridge

Explanation:

The correct answer is Bridge. A cantilever beam is a beam that is ... Read More Details

4 Physics MCQs

Which electronic device is used as a switch or amplifier?

  • Diode
  • Resistor
  • Transistor
  • Transformer
0 Comments
Correct Answer: C. Transistor

Explanation:

The correct answer is Transistor. A transistor is a fundamental electronic device that ... Read More Details

5 Physics MCQs

Which of the following principles is used to produce low temperatures?

  • Superconductivity
  • Joule-Kelvin effect
  • Thermo-electric effect
  • Adiabatic demagnetization
0 Comments
Correct Answer: D. Adiabatic demagnetization

Explanation:


The correct answer is Adiabatic demagnetization. This principle is used in ... Read More Details

6 Biology Mcqs

In which of the following processes is energy released?

  • Respiration
  • Photosynthesis
  • Ingestion
  • Absorption
0 Comments
Correct Answer: A. Respiration

Explanation:

The correct answer is Respiration. In biology, respiration is the process by which ... Read More Details

7 Physics MCQs

Heat transfer horizontally within the atmosphere is called what?

  • Conduction
  • Convection
  • Absorption
  • Advection
0 Comments
Correct Answer: D. Advection

Explanation:

The correct answer is Advection. In meteorology and environmental physics, advection refers to ... Read More Details

8 Physics MCQs

How many kilograms are there in one ton?

  • 707
  • 907
  • 807
  • 607
0 Comments
Correct Answer: B. 907

Explanation:

The correct answer is 907 kilograms. A ton is a unit of mass ... Read More Details

9 Physics MCQs

The angle of friction and the angle of repose are:

  • Equal to each other
  • Not equal to each other
  • Proportional to each other
  • None of these
0 Comments
Correct Answer: A. Equal to each other

Explanation:

The correct answer is Equal to each other. In physics, friction is the ... Read More Details

10 Physics MCQs

Intensity of gravitational field of Earth is maximum at?

  • Poles
  • Equator
  • Center of Earth
  • Surface
0 Comments
Correct Answer: A. Poles

Explanation:

The correct answer is Poles. The intensity of Earth’s gravitational field is not ... Read More Details

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