A) \[\frac{\pi }{2}\]
B) \[\frac{3\pi }{8}\]
C) \[\pi /4\]
D) \[\pi /8\]
Correct Answer: A
Solution :
\[\upsilon =n\lambda \] \[10=100\lambda \] \[\Rightarrow \] \[\lambda =\frac{10}{100}=\frac{1}{10}m\] \[=10cm\] Phase difference \[=\frac{2\pi }{\lambda }\times \] path difference \[=\frac{2\pi }{10}\times 2.5=\frac{\pi }{2}\]You need to login to perform this action.
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