A photon of wavelength 300 nm causes the emission of two photons. If the wavelength of one of them is 700 nm. What is the wavelength of the other photon?

(A) 525 mm

(B) 600 nm

(C) 450 nm

(D) 300 nm

Concept Videos :-

Concept Questions :-

(A) hc/300 = hc/700 + hc /${\lambda }_{1}$
1/${\lambda }_{1}$ = 1/300 -1/700 = ${\lambda }_{1}$ = 525nm