NEET2023Physics-Stress and Strain
NEET 2023 Physics Stress and Strain MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Let a wire be suspended from the ceiling (rigid support) and stretched by a weight W attached at its free end. The longitudinal stress at any point of cross-sectional area A of the wire is:
A
W/A
B
W/2A
C
Zero
D
2W/A
Correct Answer
Option A
Detailed Explanation
Stress is defined as force per unit area. Here, the force is the weight and the area is , so the stress is .
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