A) \[{{I}_{1}}={{I}_{2}}\]
B) \[{{n}_{1}}={{n}_{2}}\]
C) \[{{v}_{1}}={{v}_{2}}\]
D) \[{{\lambda }_{1}}={{\lambda }_{2}}\]
Correct Answer: B
Solution :
When a wave enters from one medium to another, its frequency remains unchanged, i.e., \[{{n}_{1}}={{n}_{2}}\] but wavelength, intensity and velocity get changed.You need to login to perform this action.
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