A) 200 joules
B) 425 joules
C) 500 joules
D) 575 joules
Correct Answer: C
Solution :
\[W=F\times s\times \cos \theta \] \[=100\times 10\times cos{{60}^{o}}\] \[=1000\times \frac{1}{2}=\mathbf{500}\,\,\mathbf{joules}\]You need to login to perform this action.
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