Work, Power And Energy
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A car is accelerated on a levelled road and attains a speed of 4 times its initial speed. ...
By BidishaKashayap1333, 2 years ago
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A car is accelerated on a levelled road and acquires a velocity 4 times of its initial vel...
By BidishaKashayap1333, 2 years ago
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158
What is the difference between gravitational potential energy and elastic potential energy...
By BidishaKashayap1333, 2 years ago
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270
Explain by an example what is meant by potential energy. Write down the expression for gra...
By BidishaKashayap1333, 2 years ago
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301
What do you understand by the kinetic energy of a body? (b) A body is thrown vertically up...
By BidishaKashayap1333, 2 years ago
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303
Define the term ‘energy’ of a body. What is the SI unit of energy. (b) What are the variou...
By BidishaKashayap1333, 2 years ago
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145
What happens to the work done when the displacement of a body is at right angles to the di...
By BidishaKashayap1333, 2 years ago
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134
When do we say that work is done? Write the formula for the work done by a body in moving ...
By BidishaKashayap1333, 2 years ago
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142
Define the term ‘work’. Write the formula for the work done on a body when a force acts on...
By BidishaKashayap1333, 2 years ago
replies 1
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162
A weightlifter is lifting weights of mass 200kg up to a height of 2 meters. If g = 9.8 m/s...
By BidishaKashayap1333, 2 years ago
replies 1
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