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
(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