Q. Which colour of the light has the longest wavelength ?

A) red
B) blue
C) green
D) violet
Explanation

[Solution] Red light has the longest wavelength in the visible spectrum. Answer (1).

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

Want to attempt the full paper?
View Full Paper Take Full Paper Online