Two indentical recrangular strips. One o...

Two indentical recrangular strips. One of copper and the other of steel, are rivetted together to from o bimetallic strip `(alpha_copper gtalpha_steel)`. On hearing. This strip will

remain straight

bend with copper on convex side

bend with steel on convex side

get twisted

Text Solution

Verified by Experts

The correct Answer is:

Increase in length of copper will be greater than steel
`(alpha_(c)gtalpha_(s))`

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