8th Class Science Sample Paper Science Olympiad Model Test Paper-20

  • question_answer
    Which combination of statements is correct?
    i. Pressure is produced when a force acts on an object.
    ii. The same force can produce different pressure, depending on the area over which it acts.
    iii. If a force of 150 N is applied to \[2{{m}^{2}}\]area of an object, 50 pascal pressure would be produced
    iv. If the two forces applied to an object acts in the opposite direction then the net force acting on the object is equal to the difference between the two forces.
    v. Magnitude of a force can never be more than 1, 25,000 N.

    A) i, ii and iii

    B) ii, iii and iv

    C) i, ii and iv

    D) ii, iv and v

    E) None of these

    Correct Answer: C


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