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JEE Main & Advanced Physics NLM, Friction, Circular Motion Question Bank Third Law of Motion

  • question_answer
    On a stationary sail-boat, air is blown at the sails from a fan attached to the boat. The boat will

    A) Remain stationary            

    B) Spin around            

    C) Move in a direction opposite to that in which air is blown            

    D) Move in the direction in which the air is blown

    Correct Answer: A

    Solution :

        The force exerted by the air of fan on the boat is internal and for motion external force is required.            


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