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Physics
Physics
Problem
A cricket ball of mass
0.16
kg
0.16\,\text{kg}
0.16
kg
is moving with a speed of
20
m/s
20\,\text{m/s}
20
m/s
, while a football of mass
0.45
kg
0.45\,\text{kg}
0.45
kg
is lying at rest on the ground. (i) Which of the two has greater inertia? (ii) Which of the two has greater momentum? Give a brief reason for each answer.
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