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Physics

Physics
The speed of sound travel fastest through

Liquid
Gas
Solid
None of these

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Physics
A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of

18 m/s
36 m/s
30 m/s
25 m/s

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Physics
If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to ________.

0.3 m
300 m
30 m
3 m

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Physics
Tape recorder should not be kept near one of the following things :

Clock
Radio
Electrical switchboard
Magnet

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Physics
A voltaic cell converts chemical energy to

Heat energy
Electrical energy
Light energy
Mechanical energy

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Physics
Which determines the frequency of a sound wave?

Medium
Speed
Source
Amplitude

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MORE MCQ ON Physics

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