A) 7.28 N/cm
B) 7.28 dyne/cm
C) 72.8 dyne/cm
D) 7.28 x102 dyne/cm
Correct Answer: C
Solution :
\[T=\frac{F}{2l}\] \[=\frac{728}{2\times 5}\] \[\therefore \] \[T=72.8\,dyne/cm\]You need to login to perform this action.
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