Science, asked by Messi71, 1 year ago

Why there are pebbles beneath or around the Railway Tracks?

Answers

Answered by fvp

2

to keep the track more strength
it can keep the track less rusting
it helps in sun rays

Nandhukrishna11: hi

Nandhukrishna11: gchctndfjcymxgdnAhhfdjdjctdrmfhddhuj

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