A) \[12\times {{10}^{-20}}Joule\]
B) \[6.0\times {{10}^{-20}}Joule\]
C) \[6.0\times {{10}^{-18}}Joule\]
D) 6 Joule
Correct Answer: B
Solution :
It will form a stationary wave \[\lambda =2l=2\times {{10}^{-9}}m\]You need to login to perform this action.
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