In a refrigerator, the cooling system should always be
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In a refrigerator what produces the cooling ?
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Which of the following has the highest entropy?
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Which of these branches of Physics deal with heat and temperature and their relation to energy and work?
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The characteristic invalid for heat radiation is that it travels :
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A cycle tyre bursts suddenly. This represents an :
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Which has the lowest albedo?
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Which one of the following is a non-dimensional quantity?
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The dimension of Planck constant equals to that of
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The recoiling of gun is an example of which of the following?
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The dimensional formula for universal gravitational constant is
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Which one of the following physical quantities has the same dimensions as that of Planck's constant?
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Period of oscillation of 3 cm microwaves in seconds is
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When a person sitting on a swing stands up on the swing, the frequency of oscillation
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A system exhibiting S.H.M. must possess
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Which of the following is an example of simple harmonic motion?
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Boyle's law is a relationship between
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Which of the metals has the maximum thermal conductivity?
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Which law relates to the ideal gas law?
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A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will
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