Question

why gaps left in iron rails of railway tracks​

Answer 1

During summers, the rails expand due to heating. And in winters they contract on cooling.

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Some space is left between the tracks so that the two rails do not collide after heating, which may lead to the derailing of the train.

Answer 2

Answer:

Explanation:Gaps were left bcoz in summer iron rails get expanded,so to avoid crack in the track some space was left

Hope it help you

There can be some grammatical mistake but plzz ignore

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