Question

while laying the railway track, gaps are left
between rail. Why?​

Answer 1

Answer:

gaps are made in railway tracks as the iron metal get space because of the contraction and relaxation of iron due to temperature. This is the reason why gaps are there in railway tracks.

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Answer 2

Explanation:

• As we know that railway tracks are made up of metals like iron which expand and contrast during different situations like rains, etc.
• They expand when heated during summer and contrast when cooled in winters.
• At this time, in order to avoid accidents, they are railed with gaps between railings.
• So, these gaps are very important to avoid rail accidents.

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