Statement 1: While fixing a metal rim on a wooden wheel of a cart, the size of the metal rim is kept slightly smaller than that of the wooden wheel. Statement 2: Metals expand on heating and contract on cooling.
Attachments:
Answers
Answered by
2
Answer:
The rim is usually heated before fixing into the wooden wheel because on heating the iron rim. (a) expands and fits onto the wooden wheel.
Answered by
1
Answer:
Explanation:
the size of metal rim is taken a bit of smaller size as when it is subjected to heat,it will expand and adheres firmly to the wooden wheel by increasing size.
so if the rim is taken as the same size of wooden wheel,then there would be no space for expansion.
Hope this helps you
pls mark as brainliest
thanks :)
Similar questions