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Physics

Physics
For which Diode is used ?

Amplification
Purification
Modulation
Oscillation

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Physics
Atomic hydrogen has a life period of

A fraction of a second
One minute
One day
One hour

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Physics
In a Carnot engine when heat is taken from the source, its temperature

Decreases and then remains constant
Decreases
Increases
Remains constant

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Physics
When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to :

Refraction
Forced vibrations
Reflection
Damped vibrations

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Physics
Sending a frame to a group of stations is known as

Single casting
Casting
Multicasting
Spreading

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Physics
Which of the following is not a part of a CRT ?

Gas plasma
Phosphor screen
Shadow mask
Electron gun

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MORE MCQ ON Physics

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