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8th Class Science Force and Pressure Question Bank Force and Pressure IIT JEE Objective Problems

  • question_answer
    Four situations I.  A boy throws a ball up in the air and it falls freely on the ground. II. A horse pulls a cart and the cart moves forward. III. A can is opened with the help of an opener. IV. A magnet is demagnetized by hammering it. In which of the given situations is indirect application of force involved?

    A)  I                             

    B)  II

    C)  III                                          

    D)  IV

    Correct Answer: A

    Solution :

      A ball falls on the ground because of the gravitational pull of Earth. There is no contact between the ball and Earth. Hence, this process is caused by indirect application of force. The correct answer is A.               


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