1244. Electromagnetic spectrum contains________________?

A. Gamma rays (wave length < 10-10 m)
B. Ultraviolet rays (wave length < 10-6 m)
C. Infrared rays (wave length < 10 -4 m)
D. All of these
✅ The correct answer is option D.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top