The product of Young's modulus of the material of the wire with its cross-sectional area is equal to its length. Find the parameters representing x and y-axes of the curve as shown:
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a
load and increase in length
b
stress and strain
c
Yong's modulus and stress
d
Young's modulus and strain
answer is A.
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Detailed Solution
Y = (WA)(∆ll) ⇒∆l = (lYA)WGiven, YA = l So, ∆lW = 1Also from curve, its slope = tan 45° = 1So, x and y axes represent W and ∆l