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Physics

Physics
In mirrors the back surface is coated with a thin layer of :

Silver nitrate
Red oxide
Mercury
Silver

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Physics
In nuclear reactor, heavy water is used as

Moderator
Fuel
Atomic smasher
Coolant

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Physics
Echo is heard due to

Scattering
Interference
Reflection
Refraction

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Physics
In a vacuum, all electromagnetic waves have the same

All listed here
Frequency
Wavelenth
Velocity

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Physics
A multimeter is used to measure

All of these
Voltage
Current
Resistance

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Physics
The light rays used for eliminating bacteria

Ultra-violet radiation
Infrared rays
Microwave radiation
X-rays

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MORE MCQ ON Physics

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