A) 30 J
B) 15 J
C) 25 J
D) 20 J
Correct Answer: B
Solution :
Work done = area enclosed by F-x graph. = area of ABNM + area of CDEN - area of EFGH+ area of HIJ \[=1\times 10+1\times 5-1\times 5+\frac{1}{2}\times 1\times 10\] \[=10+5-5+5=15J\]You need to login to perform this action.
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