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Physics

Physics
Hertz is the SI unit of

Frequency
Pressure
Weight
Power

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Physics
Which phase change is an example of an exothermic process?

All listed here
Liquid to Solid
Gas to Solid
Gas to Liquid

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Physics
When a barometer is rising air pressure is

Increasing
Decreasing
Zero
Constant

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Physics
Bats can sense obstacles because they produce

Infrasonic sound waves
Micro sound waves
Ultrasonic sound waves
Supersonic sound waves

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Physics
Optical fibre works on the

total internal reflection
principle of refraction
scattering
interference

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Physics
In the remote control of television, electromagnetic waves used are

Ultraviolet
Microwave
Radiowave
Infrared

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MORE MCQ ON Physics

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