A crate of mass 'm' is placed on a plank which moves with an acceleration a. The minimum value of m(ug-a) tension T required to slide the crate on the plnak is(m (mu g -a))/(sqrt (mu ^(2) +n)) where n is.

A crate of mass 'm' is placed on a plank which moves with an accelerat

1.	A crate of mass 'm' is placed on a plank which moves with an acceleration a. The minimum value of m(ug-a) tension T required to slide the crate on the plnak is(m (mu g -a))/(sqrt (mu ^(2) +n)) where n is.
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