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Gravitational Force

Railway track...

Question

Railway tracks are banked at the curves so that the necessary centripetal force may be obtained from the horizontal component of the reaction on the train.

A

None of the above

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B

Can't predict

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C

False

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D

True

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Solution

The correct option is D
True

True. Railway tracks are banked at the curves so that the necessary centripetal force may be obtained from the horizontal component of the reaction on the train.

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(ii) Dimensionally correct relation may not be numerically correct
(iii) The relation is dimensionally incorrect.

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