Why are small gaps left
in between the rails?
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Answered by
8
Explanation:
When railway tracks are laid the engineers leave a small gap between two rails. All metals expand when heated. So, the railway engineers always leave a small gap between two rails to compensate for the expansion of the rails during the hot day time and contraction during cold nights.
Answered by
2
Answer: All metals expand when heated.So, the railway engineers always leave a small gap between two rails to compensate for the expansion of the rails during the hot
day time and contraction during the nights.
Hope it helps you.Thankyou
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