Optics Question 718
Question: When a light wave goes from air into water, the quality that remains unchanged is its
[ RPET 1996, 2000, 03; RPMT 1999, 2000; DCE 2001; BHU 2001]
Options:
A) Speed
B) Amplitude
C) Frequency
D) Wavelength
Show Answer
Answer:
Correct Answer: C
Solution:
Let