Monochromatic light of frequency \[5\times {{10}^{14}}\]Hz travelling – McqOptions

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1.	Monochromatic light of frequency \[5\times {{10}^{14}}\]Hz travelling in vacuum enters a medium of refractive index 1.5. Its wavelength in the medium is [MP PET/ PMT 1995; Pb. PET 2003]
A.	\[4000\,\,{AA}\]
B.	\[5000\,\,{AA}\]
C.	\[6000\,\,{AA}\]
D.	\[5500\,\,{AA}\]
Answer» B. \[5000\,\,{AA}\]

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