A) 7.28 N/cm
B) 7.28 dyne/cm
C) 72.8 dyne/cm
D) \[7.28\times {{10}^{2}}\]dyne/cm
Correct Answer: C
Solution :
\[T=\frac{F}{2l}=\frac{728}{2\times 5}\] \\[T=72.8\ dyne/cm\]You need to login to perform this action.
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