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Physics

Physics
Which tube used to produce X-ray?

X-ray tube
Roentgen
None of these
Coolidge tube

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Physics
Acceleration is the rate of change of

Velocity
Speed
Jounce
Jerk

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Physics
The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall

Depends on the thickness of the wall
Increases with height of the wall
Depends on the area of the wall
Increases with depth of the wall

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Physics
Steam at 100°C causes more severe burns than water at 100°C because

Water has latent heat of fusion
Steam has no specific heat capacity
Water has no specific heat capacity
Steam has latent heat of vaporisation

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Physics
If both the mass and the velocity of a body is increased to twice of their magnitude, the kinetic energy will increase by

8 times
16 times
4 times
2 times

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Physics
The substance which conducts current in the solid state is

Iodine
Diamond
Sodium chloride
Graphite

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MORE MCQ ON Physics

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