LAKHMIR SINGH & MANJIT KAUR|Exercise Value Based Questions|17 Videos
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A body is thrown vertically upwards ? Its velocity goes on decreasing. What happens to its kinetic energy as its velocity becomes zero ?
(a) What do you understand by the kinetic energy of a body ? (b) A body is thrown vertically upwards. Its velocity goes on decreasing. What happens to its kinetic energy as its velocity becomes zero ? (c) A horse and a dog are running with the same speed. If the weight of the horse is ten times that of the dog, what is the ratio of their kinetic energies ?
When a ball is thrown vertically upwards, at the maximum height
When an air bubble rises in water, what happens to its potential energy /
What happens to the potential energy of a body when its height is doubled ?
A ball is thrown vertically upwards. What is its momentum at the highest point?
For a body thrown vertically upwards, its direction of motion changes at the point where its total mechanical energy is
When a spring is compressed or stretched, what happens to its potential energy?
The velocity of a body is doubled. What happens to its momentum?
LAKHMIR SINGH & MANJIT KAUR-MODEL TEST PAPER 5-Section B
