Home
Class 12
PHYSICS
For a parallel beam of monochromatic. Li...

For a parallel beam of monochromatic. Light of wavelength `'lamda'` diffraction is produced by a single slit whose width 'a' is of the order of the wavelength of the lightl. If 'D' is the distance of the screen from the slit, the width of the central maxima will be

A

`(2Da)/lamda`

B

`(2Dlamda)/a`

C

`(D lamda)/a`

D

`(Da)/lamda`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

For a parallel beam of monochromatic light of wavelength 'lambda' differaction is produced by a single slit whose width 'a' is of the order as wavelength of the light. If 'D' is the distance of the screen from the slit, the width of the central maxima will be

A single slit of width 0.20 mm is illuminated with light of wavelength 500 nm . The observing screen is placed 80 cm from the slit. The width of the central bright fringe will be

A single slit of width 0.20mm is illuminated with light of wavelength 500nm . The observing screen is placed 80cm from the slit. The width of the central bright fringe will be

Light of wavelength lambda is incident on a single sht of width. 'a' and the distance between slit and screen is 'a. In diffraction pattern, if slit width is equal to the width of the central maximum then 'O is equal to

A parallel beam of light of wavelength 6000Å gets diffracted by a single slit of width 0.3 mm. The angular position of the first minima of diffracted light is :

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

A parallel beam of monochromatic light off wavelength lamda=5xx10^(-7)m is incident normally on a single narrow slit of width 10^(-3) mm. what is angle of diffraction, the first minimum if formed?