A) 0.8 m J
B) 1.6 m J
C) 1.2 m J
D) 3.2 m J
Correct Answer: A
Solution :
\[W=2T\,(\ell .x)=\,\,2\,\,\times \,\,40\,\,\times \,\,{{10}^{-}}^{3}\times .2\,\,\times \,\,.1\] \[=\,\,1.6\,mJ\]You need to login to perform this action.
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