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UPSC Physics Fluid Mechanics, Surface Tension & Viscosity / द्रव यांत्रिकी, भूतल तनाव और चिपचिपापन Question Bank Force of Gravity, Solids and Fluids

  • question_answer
          A body is at rest on the surface of earth. Which of the following statements is correct?                          [SSC CGL]

    A) Only weight of the body acts on it.

    B) Only upward force acts on the body.

    C) Frictional force acts on the body.

    D) Net upward force is equal to the net downward force.

    Correct Answer: D

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