Question

Two wires of equal length and cross-section are suspended as shown. Their Young?? modulii are $Y_1$ and $Y_2$ respectively. The equivalent Young?? modulus will be

• A. $Y_1+Y_2$
• B. $\frac{Y_{1}+Y_{2}}{2}$
• C. $\frac{Y_{1}Y_{2}}{Y_{1}+Y_{2}}$
• D. $\sqrt{Y_{1}Y_{2}}$

Answer 1

Answer: (B)

$\frac{Y_{1}+Y_{2}}{2}$

Answer 2