Assuming that the mass m of the largest stone that can be moved by a flowing river depends upon the velocity v of the water, its density r and the acceleration due to gravity g. Then m is directly proportional to
(a) v3
(b) v4
(c) v–5
(d) v6
Assuming that the mass m of the largest stone that can be moved by a flowing river depends upon the velocity v of the water, its density r and the acceleration due to gravity g. Then m is directly proportional to
(a) v3
(b) v4
(c) v–5
(d) v6