1 light of wavelength 580 nm is incident on a slit of, Ask an Expert

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1. Light of wavelength 580 nm is incident on a slit of width0.300 mm. An observing screen is placed 2.00 m from the slit. Discover the width of the central maximum.

1.9mm

0.26mm

1.5mm

7.7mm

3.9mm

2. In Young's two-slit experiment, a beam of light from a slit reaches at a point on the screen one wavelength behind the wave from the other slit. What is observed on the screen at that point?

Dark-bright fringe

An empty space

Dark fringe

Bright fringe

Bright-dark fringe

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Category:- Physics
Reference No.:- M91187847

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