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Physics

Physics
Radian is used to measure

Intensity of Flame
Angle
Solid Angle
Temperature

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Physics
The purpose of choke in a fluorescent lamp is :

To increase the current flow
Ro decrease the voltage momentarily
To decrease the current flow
To decrease the resistance

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Physics
The cover of a solar cooker is made of glass because

It rediates heat better than metals
It reflects sun's rays
It retains the heat inside by the green house effect
It absorbs sun's rays

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Physics
A boat loaded with rocks floats in the middle of a swimming pool. A man in the boat throws the rocks overboard. The level of water in the pool will

Remains the same
Decrease
Increase
First decrease and then increase

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Physics
Positive feedback is used in

None of these
Oscillators
Amplifiers
Rectifiers

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Physics
An object at rest may have

Potential energy
Velocity
Kinetic energy
Momentum

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MORE MCQ ON Physics

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