Physics, asked by devyadav20202, 5 months ago

pls tell me my answer

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Answered by somabiswas44

Answer:

what is ur question

Explanation:

..........

Answered by lankaharshitha99

Answer:

These gaps which are of the order of a few millimeters, are provided to allow room for the rails to expand the rise in temperature due to the atmospheric temperature as well as the friction caused by running of train. ... This will make the railway unfit for running of trains.

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