The Young's modulus of a wire of length L and radius r is Y . If the length and radius are reduced to (L/2) and (r/2) , then its Young's modulus will be

Question

The Young's modulus of a wire of length L and radius r is Y . If the length and radius are reduced to (L/2) and (r/2) , then its Young's modulus will be (A) (Y/2) (B) Y (C) 2Y (D) 4Y

Tardigrade Admin · Accepted Answer

Young's modulus of wire does not vary with the dimensions of the wire. It is a property of the material.

Q. The Young's modulus of a wire of length $L$ and radius $r$ is $Y$ . If the length and radius are reduced to $\frac{L}{2}$ and $\frac{r}{2}$ , then its Young's modulus will be

$\frac{Y}{2}$

$Y$

$2 Y$

$4 Y$

Young's modulus of wire does not vary with the dimensions of the wire. It is a property of the material.

Q. The Young's modulus of a wire of length L and radius r is Y . If the length and radius are reduced to 2L​ and 2r​ , then its Young's modulus will be

2Y​

Y

2Y

4Y

Young's modulus of wire does not vary with the dimensions of the wire. It is a property of the material.

Q. The Young's modulus of a wire of length $L$ and radius $r$ is $Y$ . If the length and radius are reduced to $\frac{L}{2}$ and $\frac{r}{2}$ , then its Young's modulus will be

$\frac{Y}{2}$

$Y$

$2 Y$

$4 Y$