Question

(a) The adjacent diagrams shows a heavy
roller with its axle at 0. Draw on the
digaram the direction and the point of
application of the least force to turn it
anticlockwise.
(b) How can you change the direction of turning of roller in part (a) above​

Answer 1

Explanation:

The adjacent diagram (Figure) Shows a heavy roller, with its axle at O. which its axle at O.which is to be raised on a pavement XY by applying a ...