A body of mass m is moving in a circle of radius r with a constant speed v. The force on the body is mv2
/r
and is directed towards the centre. What is the work done by this force in moving the body over half the
circumference of the circle
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Answered by
109
HEYA MATE !!
HERE'S YOUR ANSWER ===>
Force = mv2/r ( towards the centre )
displacement = 2r
Work done = FScos@
here ,
=> mv2/r × s × cos 90
=> 0 answer.
HERE'S YOUR ANSWER ===>
Force = mv2/r ( towards the centre )
displacement = 2r
Work done = FScos@
here ,
=> mv2/r × s × cos 90
=> 0 answer.
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Answered by
22
Answer:
zero
Explanation:
hope this will help you
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