A source emits light of wavelength

Question:

A source emits light of wavelength $555 \mathrm{~nm}$ and $600 \mathrm{~nm}$. The radiant flux of the $555 \mathrm{~nm}$ part is $49 \mathrm{~W}$ and of the $600 \mathrm{~nm}$ part is $30 \mathrm{~W}$. The relative luminosity of $600 \mathrm{~nm}$ is $0.6$. Find

(a) the total radiant flux,

(b) the total luminous flux,

(c) the luminous efficiency.

Solution:

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now