Assertion (A):work done by or against the force of friction in a round trip is not zero. Reason (R): The force of friction is a non conservative force.
Answer (1)
28th Mar, 2021
Dear Student,
This is just simple theoretical concept based question that you are asking here.You have to find a solution in book and have to prove this assertion as true or false.You will be able to find the solution in your book.Please do your assignment by yourself.
Thanks
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plzz answer
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28th Mar, 2021
mindfreedomof
This assertion and reason is true because friction is a non conservative force. Work done by or against friction in movting a body over a body round trip is never zero.
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