Home
Class 12
PHYSICS
Light of wavelength lamda is incident on...

Light of wavelength `lamda` is incident on a slit width d. The resulting diffraction pattern is observed on a screen at a distance D. The linear width of the principal maximum is then equal to the width of the slit if D equals

A

`d/lamda`

B

`(2lamda)/d`

C

`d^2/(2lamda)`

D

`(2lamda^2)/d`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Light of wavelength 5000 A^(0) is incident on a slit. The first minimum of the diffraction pattern is observed to lie at a distance of 5 mm from the central maximum on a screen placed at a distance of 3 m from the slit. Then the width of the slit is

How does the angular width of principal maximum in the diffraction pattern vary with the width of slit ?

Light of wavelength 5900 xx 10^(-10)m falls normally on a slit of width 11.8 xx 10^(-7)m . The resulting diffraction pattern is received on a screen. The angular position of the first minimum is.

Light of wavelength lambda is incident on a slit of width d and distance between screen and slit is D. Then width of maxima and width of slit will be equal if D is

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

Light of wavelength 6000A^(0) is incident on a single slit. The first minimum of the diffraction pattern is obtained at 4 mm from the centre. The screen is at a distance of 2m from the slit. The slit width will be

A parallel beam of light of wavelength 500 nm falls on a narrow slit and the resulting diffraction pattern is observe on screen 1 m away. It is observed that the first minimum is at a distance of 2.5 mm from the centre of the screen. Find the width of the slit.

A parallel beam of light of wavelength 500 nm falls on a narrow slit and the resulting diffraction pattern is observe on screen 1 m away. It is observed that the first minimum is at a distance of 2.5 mm from the centre of the screen. Find the width of the slit.

A parallel beam of light of wavelength 500 nm falls on a narrow slit and the resulting diffraction pattern is observe on screen 1 m away. It is observed that the first minimum is at a distance of 2.5 mm from the centre of the screen. Find the width of the slit.

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?