CBSE-IX-Science

03: 1-Forces and Laws of Motion

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  • #1
    Which of the following has more inertia:
    (a) a rubber ball and a stone of the same size?
    (b) a bicycle and a train?
    (c) a five rupees coin and a one-rupee coin?
    (a) a rubber ball and a stone of the same size?
    (b) a bicycle and a train?
    (c) a five rupees coin and a one-rupee coin?
    Ans : (a) a stone of the same size will have more inertia than a rubber ball.
    (b) A train will have more inertia than a bicycle.
    (c) A five rupees coin will have more inertia than a one-rupee coin.
    (a) a stone of the same size will have more inertia than a rubber ball.
    (b) A train will have more inertia than a bicycle.
    (c) A five rupees coin will have more inertia than a one-rupee coin.
  • #1-a
    a rubber ball and a stone of the same size?
    Ans : a stone of the same size will have more inertia than a rubber ball.
  • #1-b
    a bicycle and a train?
    Ans : A train will have more inertia than a bicycle.
  • #1-c
    a five rupees coin and a one-rupee coin?
    Ans : A five rupees coin will have more inertia than a one-rupee coin.