Question

There are small gaps left between the lengths of railway tracks. Can anyone tell the reason behind it.​

Answer 1

Answer:

this is because during summer the metal of the rim expands which can curve the railway track causing accidents.

Explanation:

metals expand due to heat

Answer 2

In summer,iron expands so railway tracks also expand.To avoid this problem,small gaps are left between the railway tracks so that there won't be any problem due to the expansion of the tracks. hope this helped...