# As the Wavelength is Increased from Violet to Red, the Luminosity - Physics

MCQ
Fill in the Blanks

As the wavelength is increased from violet to red, the luminosity ____________ .

#### Options

• continuously increases

• continuously decreases

• increases then decreases

• decreases then increases

#### Solution

increases then decreases

The luminosity first increases up to 555 nm and then decreases.

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

HC Verma Class 11, 12 Concepts of Physics 1
Chapter 22 Photometry
MCQ | Q 3 | Page 454
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