Question

ong Answer Questions (Answer in 60-70 words).
1. Give one example where expansion on heating is put to good use. Explain it
a suitable diagram.
g is put to good use. Explain it with the help of​

Answer 1

Explanation:

one one example in which expansion on heating is good use is is when we lay a railway tracks The the line are arranged in such a way that there are some distance between two railway tracks when train used to run on it the trackstarts heating and due to the pressure and weight of train it expands and came in contact