KVPY Sample Paper KVPY Stream-SX Model Paper-21

  • question_answer
    The free-body diagram shows all forces acting on a box supported by a stationary horizontal surface, where the length of each force vector is proportional to its magnitude. Which statement below is correct?

    A) The box must be moving to the left, due to the force of friction acting in that direction

    B) The box must be accelerating to the right, as indicated by the force of friction in the opposite direction

    C) The box must be moving to the right, as indicated by the force of friction in the opposite direction

    D) None of these statements is correct

    Correct Answer: C

    Solution :

    The diagram suggests that the box is currently moving to the right, and in the process of slowing down due to a force of friction that is causing it to accelerate in the opposite direction (slowing down the box).


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