Home
Class 12
PHYSICS
Light of wavelength 589.3nm is incident ...

Light of wavelength `589.3nm` is incident normally on the slit of width `0.1mm`. What will be the angular width of the central diffraction maximum at a distance of `1m` from the slit?

A

`0.68^@`

B

`0.34^@`

C

`2.05^@`

D

`6.75^@`

Text Solution

Verified by Experts

`theta`( central)=`(2 lamda)/d=(2 times 589.3 times 10^-9)/(0.01 times 10^-3) times 180^@/pi=6.75^@`
Promotional Banner

Similar Questions

Explore conceptually related problems

Light of wavelength 600 nm is incident normally on a slit of width 0.2 mm. The angular width of central maxima in the diffraction pattern is

Light of wavelength 6328 Å is incident normally on a slit of width 0.2 mm. Angular width of the central maximum on the screen will be :

A monochromatic light of wavelength 500 nm is incident normally on a single slit of width 0.2 nm of produce a diffraction pattern. Find the angular width of the central maximum obtained on the screen. Estimate the number of fringes obtained in Young's double slit experimental with fringe width 0.5 mm , which can be accommodated within the region of total angular spread of the central maximum due to single slit.

Monochromatic light of wavelength 580 nm is incident on a slit of width 0.30 mm. The screen is 2m from the slit . The width of the central maximum is

Light of wavelength 5000 Å is incident on a slit of width 0.1 mm. Find out the width of the central bright line on a screen distance 2m from the slit?

Light of wavelength 5000Å is incident over a slit of width 1 mu m . The angular width of central maxima will be

Light wavelength 6000 Å is incident normally on a slit of width 24xx10^(-5) cm. find out the angular position of seconds minimum from central maximum?

Lights of wavelength 550 nm falls normally on a slit of width k 22.0 xx 10^(-5) cm . The angular position of the central maximum will be (in radian) :

Light of wavelength 6328 Å is incident normally on a slit having a width of 0.2 mm . The distance of the screen from the slit is 0.9 m . The angular width of the central maximum is

A parallel beam of monochromatic light of wavelength 500 nm is incident normally on a rectangular slit. The angular width of the central fringe of Fraunhofer diffraction is found to be 60^(@) . Find the width of the slit in metre.