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Physics

Physics
Among the following materials sound travels fastest in

Air
Vacuum
Water
Steel

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Physics
Which of the following devices can be used to detect radiant heat ?

Constant volume air thermometer
Liquid thermometer
Six's maximum and minimum thermometer
Thermopile

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Physics
By how many times are the Electrostatic forces stronger than the Gravitational Forces for a fixed distance?

102
1036
1012
2

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Physics
Sun's heat reaches us by

Conduction
Convection
Reflection
Radiation

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Physics
Lamberts law is related to

Reflection
Interference
Refraction
Illumination

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Physics
In AC circuits, AC meters measure

Mean square values
Rms values
Mean values
Peak values

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MORE MCQ ON Physics

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