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Physics

Physics
If a copper wire is increased to double its length, its resistance will become

Half
One–fourth
Four times
Double

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Physics
The material used in electric heater is

Nichrome
Tungsten
Steel
Brass

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Physics
The weakest of all fundamental forces is

Magnetic force
Gravitational force
Nuclear force
Electrostatic force

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Physics
The three famous law of Kepler is related to

Speed
Optics
Oscillations
Planetary Motion

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Physics
Longitudinal waves cannot travel through

Liquid
Gas
Solid
Vacuum

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Physics
Water drops cannot stick to the oily surface due to

Cannot mix each other
Water is lighter than oil
Lack of adhesive force
Surface tension

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MORE MCQ ON Physics

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