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Two balls of the same size …

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Two balls of the same size but the different materials,rubber and iron are kept on a smooth floor of a moving train. The brakes are applied suddenly to stop the train will the ball start rolling? If so in which direction will they move with the same speed? Give reasons for your answer.

Posted by Diya Verma 3 years, 6 months ago

CBSE > Class 09 > Science

1 answers

Trisha Kumari 3 years, 5 months ago

Answer: When the train is stopped suddenly, then it comes in the state of rest but the balls remain in the state of motion. So, due to inertia of motion, the balls move in the forward direction. As the balls are of same size but of different materials that means their mass will be different.

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