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Physics

Physics
A rear-view mirror for driving is

Concave
Plain
Inverted
Convex

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Physics
Water will not be vapourised if

The humidity is 100%
The temperature is 100°C
The temperature is 0°C
The humidity is 0%

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Physics
Which of the following supports particle nature of photons ?

Diffraction
Interference
Polarization
Photoelectric effect

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Physics
The speed of light in air is

3 × 10–8 m/s
Infinity
8 × 103 m/s
3 × 108 m/s

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Physics
The source of the Sun's energy is the process of

Nuclear fission
Thermionic emission
Photoelectric emission
Nuclear fusion

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Physics
Which of the following is the fastest communication channel?

Microwave
All are operating at nearly the same propagation speed
Radio wave
Optical fiber

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MORE MCQ ON Physics

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