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In plotting stress versus strain curves for two materials P  and  Q, a student by mistake puts strain on the  y-axis and stress on the  x-axis shown in the figure.  Then the correct statement(s) is (are)

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a
P has more tensile strength than Q
b
P is more ductile than Q
c
P is more brittle than Q
d
The young’s modulus of P  is more than that of Q

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detailed solution

Correct option is A

Slope= strain  stress =1Y⇒ slope ∝1Y⇒mP>mQ⇒YP


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