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Physics

Physics
A transformer works on the principle of

Self induction
Mutual induction
Inverter
Generator

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Physics
Thermal expansion of materials arises from

Strong bonds
Weak bonds
Asymmetry of potential energy curve
Thermal vibrations

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Physics
The weakest of all fundamental forces is

Electrostatic force
Magnetic force
Gravitational force
Nuclear force

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Physics
The ''Choke' used with a tube light is basically

An inductor
A transformer
A capacitor
A resistor

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Physics
Sound waves cannot travel through

Solid
Gas
Vacuum
Liquid

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Physics
In very cold countries alcohol is used as a thermometric liquid because

Its freezing point is very low
It will not stick to the glass tube
Alcohol is a poor conductor of heat
Alcohol can be coloured for its level to be seen easily

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MORE MCQ ON Physics

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