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Physics

Physics
Energy travels from Sun to Earth through

Radiation
Conduction
Convection
Modulation

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Physics
A man stands on the pan of a balance holding a fish in his right hand and bucket of water in his left hand. If he transfers the fish into the bucket, the total weight on the pan

First increases and then decreases
Remains the same
Decreases
Increases

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

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

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Physics
Knot is a measure of

The speed of ship
The curvature of spherical objects
Solar radiation
Intensity of earthquake shock

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Physics
Optical fiber works on the principle of

Scattering
Total internal reflection
Refraction
Interference

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Physics
After removing two electrons from helium atom it become?

UV rays
X rays
Gama particle
Alpha particle

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MORE MCQ ON Physics

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