9th Class Science Work and energy

  • question_answer 31)
    Soni says that the acceleration in an object could be zero even when several forces are acting on it. Do you agree with her? Why?

    Answer:

    The acceleration of an object can be zero even if several forces are acting on it provided the resultant force (F) is zero. As F = 0, ma = 0 and accordingly a = 0 (as m ≠ 0).


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