Q. A spring with spring constant $k$ is extended from $x = 0$ to $x = x_{1}$. The work done will be
A) $kx_{1}^{2}$
B) $\frac{1}{2}kx_{1}^{2}$
C) $2kx_{1}^{2}$
D) $2kx_{1}$
Explanation
The correct answer is Option B: $\frac{1}{2}kx_{1}^{2}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.