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Physics

Physics
Sound waves cannot travel in

Hydrogen gas
Glass
Vacuum
Water

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Physics
A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.

0.043055555555556
0.044444444444444
0.042361111111111
Cannot be found from the given information.

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Physics
Kepler's law of planetary motion states that the square of the time period is proportional to the

Fourth power of the semi-major axis
Cube of the semi-major axis
Square of the semi-major axis
Semi-major axis

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Physics
The temperature at which water boils depends mainly on

Relative humidity
Specific heat
Density
Air Pressure

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Physics
Mud houses are cooler in summers and warmer in winters as compared to brick houses because

Mud is a poor insulator
Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters
Mud is a good conductor
Mud is a bad conductor

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Physics
It is difficult to cook rice

Under a mine
Same anywhere
At the sea level
At the top of a mountain

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MORE MCQ ON Physics

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