Q. The frequency of a light ray is $6 \times 10^{14}Hz$. Its frequency when it propagates in a medium of refractive index 1.5, will be
A) $1.67 \times 10^{14}Hz$
B) $9.10 \times 10^{14}Hz$
C) $6 \times 10^{14}Hz$
D) $4 \times 10^{14}Hz$
Explanation
(c) Frequency remain unchanged
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.