Physics Questions and Answers
| 141. |
Mirage observed on a road on hot days is in consequence of |
| |
- A. reflection of light
- B. polarisation
- C. refraction of light
- D. diffraction of light
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| 142. |
Electron–volt is a unit to measure |
| |
- A. charge
- B. momentum
- C. energy
- D. voltage
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| 143. |
A bob executes simple harmonic motion which value is maximum when the bob is in the mean position? |
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- A. velocity
- B. time period
- C. amplitude
- D. mass of the particle
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| 144. |
One unit of electrical energy consumption is |
| |
- A. 100 watt per hour
- B. 500 watt per hour
- C. 1000 watt per hour
- D. 1200 watt per hour
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