Physics
NULL
Medium
Question
Force 100N is applied on a wire produces extension 5mm in it. Energy stored in it is
A
0.125 J
B
0.250 J
✓ Official correct answer
C
0.50 J
D
1 J
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A
0.125 J
No member explanations yet for this option.
B
0.250 J
No member explanations yet for this option.
C
0.50 J
No member explanations yet for this option.
D
1 J
No member explanations yet for this option.
Explanation
Elastic energy stored = (1/2) x Force x extension = (1/2) x 100 N x 0.005 m = 0.25 J.
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