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Physics

Physics
Which of the following has the highest entropy?

Hydrogen
Liquid nitrogen
Mercury
Diamond

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Physics
Formation of shadows can be explained by

Rectilinear propagation of light
Refraction
Reflection
Total internal reflection

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Physics
The device which transfer the signal from low resistance region to high resistance region is

Transistor
Diode
Capacitor
Inductor

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Physics
Water is used in car radiator because of its

Low boiling point
Low density
High specific heat capacity
Easy availability

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Physics
Intensity of sound at a point is ____ its distance from the source.

inversely proportional to square of
inversely proportional to
directly proportional to
directly proportional to square of

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Physics
Night photography and photopraphy in mist and fog are possible using

Infra-red radiation
Microwave radiation
Gamma radiation
Ultra-violet radiation

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