7. The stress versus strain graphs for wires of two materials A and B are as shown in the figure.Flame Institute

The stress versus strain graphs for wires of two materials A and B are as shown in the figure. If Y₁ and Y₂ are the Young ‘s modulii of the materials, then

(a) Y_B = 2Y_A

(b) Y_A =Y_B

(d) Y_A = 3Y_B

Answer-d

(20)

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7. The stress versus strain graphs for wires of two materials A and B are as shown in the figure.

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