Q. A star is going away from the earth. An observer on the earth will see the wavelength of light coming from the star
A) Decreased
B) Increased
C) Neither decreased nor increased
D) Decreased or increased depending upon the velocity of the star
Explanation
The correct answer is Option B: Increased.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.