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DFCCIL_CE _Quiz 56

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Question 1

A ball is thrown up. The sum of kinetic and potential energies will be maximum at

Question 2

When the spring of a watch is wound it posses ______.

Question 3

Which of the following is the unit of energy?

Question 4

A body is thrown vertically upwards with a velocity of 980 cm/sec, then the time the body will take to reach the ground will be

Question 5

A fan rotates at a constant speed of 60 rpm. The total angular displacement it makes in 10 sec is:

Question 6

In order to double the time period of a simple pendulum __________.
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Jul 11AE & JE Exams