A. 0.5J
B. 1.5J
C. 2.0J
D. 2.5J
Correct Answer:
Option A – 0.5J
Explanation
W = ½Fe
W = ½×20×0.05
W = 0.5J
A. 0.5J
B. 1.5J
C. 2.0J
D. 2.5J
Correct Answer:
Option A – 0.5J
Explanation
W = ½Fe
W = ½×20×0.05
W = 0.5J
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