Q.

Which of the following are true                                 [2023]

A. Speed of light in vacuum is dependent on the direction of propagation.
B. Speed of light in a medium is independent of the wavelength of light.
C. The speed of light is independent of the motion of the source.
D. The speed of light in a medium is independent of intensity.

Choose the correct answer from the option given below:

1 A and C only  
2 B and D only  
3 B and C only  
4 C and D only  

Ans.

(4)

Speed of light does not depend on the motion of source as well as intensity.