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KEAM 2017 Physics and Chemistry Paper

Question : 63

Total: 120

If a magnet is dropped through a vertical hollow copper tube then

the time taken to reach the ground is longer than the time taken if the tube was made out of plastic
the magnet will get attracted and stick to the copper tube
the time taken to reach the ground is longer than the time taken if the tube was made out of stainless steel
the time taken to reach the ground does not depend on the radius of the copper tube
the magnet will be repelled away by the tube

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