The figure shows the stress -strain graph of a certain substance. Over which region of the graph is Hooke's Law obeyed?

Question

The figure shows the stress -strain graph of a certain substance. Over which region of the graph is Hooke's Law obeyed? (A) B C (B) C D (C) A B (D) O D

Tardigrade Admin · Accepted Answer

For Hooke's law, stress propto strain i . e. , the graph between stress and strain is a straight line, which is so for portion O to D.

Q. The figure shows the stress -strain graph of a certain substance. Over which region of the graph is Hooke's Law obeyed?

B C

C D

A B

O D

For Hooke's law, stress $\propto$ strain $i .$ e. , the graph between stress and strain is a straight line, which is so for portion $O$ to $D$ .

Q. The figure shows the stress -strain graph of a certain substance. Over which region of the graph is Hooke's Law obeyed?

B C

C D

A B

O D

For Hooke's law, stress ∝ strain i. e. , the graph between stress and strain is a straight line, which is so for portion O to D.

For Hooke's law, stress $\propto$ strain $i .$ e. , the graph between stress and strain is a straight line, which is so for portion $O$ to $D$ .