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Physics

Physics
Which of the following has the highest entropy?

Mercury
Liquid nitrogen
Diamond
Hydrogen

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Physics
When hot liquid is poured into a thick glass tumbler, it cracks because glass :

Has low temperature coefficient of expansion
Has high temperature coefficient of expansion
Has a very low specific heat
Is a bad conductor of heat so only inner surface expands

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Physics
The motion of a body around a circular path is an example of

Uniform speed, variable velocity
Uniform speed, uniform velocity
Uniform speed, variable acceleration
Uniform velocity, variable acceleration

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Physics
Who measured the velocity of light first ?

Newton
Einstein
Romer
Galileo

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Physics
Radio telescopes are better than optical telescopes because

All of these
they can work during the day and night
they can work even in cloudy conditions
they can detect faint galaxies which no optical telescope can

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Physics
Which type of mirror is used in the head lights of vehicles ?

Parabolic mirror
Plane mirror
Convex mirror
Concave mirror

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MORE MCQ ON Physics

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