The Young’s modulus of a wire of length L and radius r is Y. If the length is reduced to L2 and radius to r2, its Young’s modulus will be …….
A. Y2
B. Y
C. 2Y
D. 4Y
Answer:B
The Young’s modulus of a wire of length L and radius r is Y. If the length is reduced to L2 and radius to r2, its Young’s modulus will be …….
A. Y2 B. Y C. 2Y D. 4Y