Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 12

# Using Figure, Find the Relative Luminosity of Wavelength (A) 480 Nm, (B) 520 Nm (C) 580 Nm and (D) 600 Nm. - Physics

Using figure, find the relative luminosity of wavelength (a) 480 nm, (b) 520 nm (c) 580 nm and (d) 600 nm.

#### Solution

From the graph, we can find the following:-

(a) The relative luminosity of wavelength 480 nm is 0.14.

(b) The relative luminosity of wavelength 520 nm is 0.68.

(c) The relative luminosity of wavelength 580 nm is 0.92.

(d) The relative luminosity of wavelength 600 nm is 0.66.

Concept: Light Process and Photometry
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#### APPEARS IN

HC Verma Class 11, Class 12 Concepts of Physics Vol. 1
Chapter 22 Photometry
Exercise | Q 3 | Page 455
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