Monochromatic light of wavelength is incident normally on a single slit of width

PHYSICS · Single correct · CBSE · Physics · Wave Optics · Wave Optics

Problem

Monochromatic light of wavelength

600\,\text{nm}

is incident normally on a single slit of width

0.15\,\text{mm}

. The screen is placed

2.0\,\text{m}

away from the slit. Calculate the linear width of the central maximum on the screen. (a)

0.80\,\text{cm}

(b)

1.6\,\text{cm}

(c)

3.2\,\text{cm}

(d)

0.40\,\text{cm}