Question

A steel wire is of length 4.7 m and cross section 3*10 to the power -5 msquare stretches by same amount as a copper wire of length 3.5 m and cross section 4*10 to the powee -5 msquare under a given load ,what is the ratio of young modulus of stell than that of copper wire.

Answer 1

Heya mate
The answer is here in the attachment




Hope you got it

Answer 2

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