On a stationary sail-boat, air is blown at the sails from a fan attached to the boat. The boat will
(1) Remain stationary
(2) Spin around
(3) Move in a direction opposite to that in which air is blown
(4) Move in the direction in which the air is blown
Concept Videos :-
Concept Questions :-
(1) The force exerted by the air of fan on the boat is internal and for motion external force is required.