state gov BSSC Laboratory Assistant Mock Test Series 2025 Physics Electromagnetic Waves Electromagnetic Spectrum
Arrange the following in the ascending order of wavelength (λ) :
(A) Microwaves (λ1)
(B) Ultraviolet rays (λ2)
(C) Infrared rays (λ3)
(D) X-rays (λ4)
Choose the most appropriate answer from the options given below :-
1
λ4 < λ3 < λ2 < λ1
2
λ3 < λ4 < λ2 < λ1
3
λ4 < λ2 < λ3< λ1
4
λ4 < λ3 < λ1 < λ2