Assertion :- In case of rolling without sliding, friction force can act in forward and backward direction both.
Reason :- The angular momentum of a system will be conserved only about that point about which external angular impulse is zero.
Asked by minipkda
23rd May 2018,
10:00 PM
Answered by Expert
Answer:
In case of rolling without sliding, frictional force acts in both forward and backward direction. - is true statement.
The angular momentum is conserved only about that point where the external angular impulse is zero- is true statement.
But second statement is not the reason for the first statement.
Answered by Expert
24th May 2018,
2:43 PM
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