Question

a man rowing a boat to upstream is at rest w.r.t the shore is he doing any work also give reason​

Answer 1

Answer:

uska man use joh karna hai boh Kare. tereko Kya magaj Mari hai tu apna kaam kar

Answer 2

Answer:

Yes he is doing some work. To rowing a boat upstream, the man applies some force against the stream. The direction of the stream is downward while the direction of boat is upward. So there is relative motion between the downstream and boat even though the man is at rest