Calculate the work done when a force of 20N str... - JAMB Physics 2013 Question
Calculate the work done when a force of 20N stretches a spring by 50mm.
A
0.5J
B
1.5J
C
2.0J
D
2.5J
correct option: a
W = \(\frac{1}{2}Fe\)
W = \(\frac{1}{2}\times 20 \times 0.05\)
W = 0.5J
W = \(\frac{1}{2}\times 20 \times 0.05\)
W = 0.5J
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