Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-numerical-Easy-Class 11
A block attached to a spring is stretched by a displacement 'x' from its equilibrium position. What is the work done by the spring force on the block?
A
-kx^2/2
B
kx^2
C
kx^2/2
D
-kx^2
Correct Answer
Option A
Detailed Explanation
The work done by the spring force is negative as the spring force acts in the opposite direction to the displacement. From the NCERT context, W = -kx^2/2.
Found an issue with this question?