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Physics

Physics
The SI unit for measuring work and energy is

Joule
Farad
Watt
Ohm

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Physics
When a steel ball is placed on the surface of mercury, it does not sink because

Of the high viscosity of mercury
The density of mercury is greater than that of steel
Of the surface tension of mercury
Mercury is a semisolid

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

Casting
Spreading
Multicasting
Single casting

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Physics
Which of the following causes adiabatic temperature changes in atmosphere?

Expansion and compression of the air
Partial absorption of solar radiation by the atmosphere
Deflection and advection
Latent heat of condensation

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Physics
Which of the following has got more heat capacity ?

Water
Benzene
Gold piece
Iron piece

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Physics
The unit of noise pollution (level) is :

None of these
Ppm
Decibel
Decimal

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MORE MCQ ON Physics

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