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9th Class Science Force and laws of motion Question Bank MCQs - Force and Laws of Motion

  • question_answer
    Dirty blanket is beaten by stick to remove dust particles. Which law holds good for this?

    A) Law of conservation of momentum

    B) Law of inertia

    C) Law of impulse

    D) Law of conservation of energy

    Correct Answer: B

    Solution :

    [b] When we beat blanket with the help of stick, then it comes into motion. But the dust particles continue to be at rest due to inertia and get detached from the blanket.


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