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In the given figure, if the dimensions of the wires are the same and materials are different, Young's modulus is more for

Option: 1

A


Option: 2

B


Option: 3

Both


Option: 4

None of these 


Answers (1)

best_answer

Use, F=\left(\frac{Y A}{l}\right) \cdot \Delta l

i.e. F-\Delta l graph is a straight line with slope \frac{Y A}{l} or slope proportional to Y. 

(\text { slope })_A>(\text { slope })_B

\therefore \quad Y_A>Y_B

Posted by

Devendra Khairwa

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