Question

The length of an iron wire is Land area of cross-section is A. The increase in
length is lon applying the force F on its two ends. Which of the following
statement is correct

A)Increase in length is proportionalto its length L and inversely proportional to its area
of cross section A

B)Increase in length is proportional to its area of cross section A

C)Increase in length is proportional to its Young's modulus

D)Increase in length is inversely proportional to its length L

E)Increase in length is inversely proportional to its length Land proportional to its area
of cross section A​

Answer 1

Answer:

Increase in length is inversely proportional to its length L

Increase in length is proportional to area of cross-section A

Increase in length is inversely proportional to A

Increase in length is proportional to Yound's modulus.

Answer :c

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