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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 sky appears blue due to

Rayleigh scattering
None of these
Mie scattering
Back scattering

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Physics
Resistance of human body in dry condition

10 ohm
10000 ohm
1000 ohm
100000 ohm

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Physics
A person is hurt on kicking a stone due to

Momentum
Inertia
Velocity
Reaction

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Physics
Sound following a flash of lightning is called

Stoning
Cloud clash
Thunder
Bolting

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Physics
The velocity of sound in moist air is more than in dry air because the moist air has

More density than dry air.
Less pressure than dry air.
More pressure than dry air.
Less density than dry air.

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MORE MCQ ON Physics

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