Question 1 (a)
Which of the following has more inertia:
(a) a rubber ball and a stone of the same size?

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Solution

Inertia is the measure of the mass of the body. The greater is the mass of the body; the greater is its inertia and vice-versa.
(a) Mass of a stone is more than the mass of a rubber ball for the same size. Hence, inertia of the stone is greater than that of a rubber ball.

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Question 1 (a) Which of the following has more inertia: (a) a rubber ball and a stone of the same size?

Inertia is the measure of the mass of the body. The greater is the mass of the body; the greater is its inertia and vice-versa. (a) Mass of a stone is more than the mass of a rubber ball for the same size. Hence, inertia of the stone is greater than that of a rubber ball.

Question 1 (a)
Which of the following has more inertia:
(a) a rubber ball and a stone of the same size?

Inertia is the measure of the mass of the body. The greater is the mass of the body; the greater is its inertia and vice-versa.
(a) Mass of a stone is more than the mass of a rubber ball for the same size. Hence, inertia of the stone is greater than that of a rubber ball.