Question

Do you agree with the statement."friction is both good and evil''.Explain with example

Answer 1

Ya-------------
the friction is behave like evil and good .
we need friction and we don't need friction some where ,it depend upon the situation .
we need friction for
walking,
running
stoping
and
breaking
etc.........
can u image what happened when friction is not exist ,
so friction is good for us
but sometimes it behave like evil.
it evil for
pushing,
for cause of friction we need more fuel or energy to run any vehicle ,
it reduce the rotation speed between tyre and beam
etc..........
hope it help