Mechanical Properties Of Solids Ques 4

4. The stress-strain curves are drawn for two different materials $X$ and $Y$. It is observed that the ultimate strength point and the fracture point are close to each other for material $X$ but are far apart for material $Y$.
We can say that materials $X$ and $Y$ are likely to be (respectively),

[NEET Odisha 2019]

(a) Plastic and ductile

(b) Ductile and brittle

(c) Brittle and ductile

(d) Brittle and plastic

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Answer:

Correct Answer: 4.(c)

Solution:

  1. (c) Fracture point and ultimate strength point is close for material $X$, hence $X$ is brittle in nature and both points are far apart for material $Y$ hence it is ductile.