Home
Class 12
PHYSICS
A paralel beam of light of wavelength la...

A paralel beam of light of wavelength `lambda`is incident normally on a narrow slit.A diffraction pattern is formed on a screen placed perpendicular to the direction of the incident beam.At the second minimum of the diffraction pattern.the phase difference between the rays coming from from the two edges of slit is

A

`pilambda`

B

`2pi`

C

`3pi`

D

`4pi`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS

    SARAS PUBLICATION|Exercise EXAMPLE|29 Videos

  • ELECTRONIC DEVICES

    SARAS PUBLICATION|Exercise EXAMPLE|31 Videos

Similar Questions

Explore conceptually related problems

Consider fraunhoffer diffraction pattern obtained with a single slit illuminated at normal indicent. At the angular position of the first diffraction minimum the phase different between the wavelets from the opposite edge of the slits is

A parallel beam of fast moving electron is incident normally on a narrow slit . A fluorescent screen is placed at a large distance from the slit . If the speed of the electrons is correct?

A parallel beam of light of wavelength 500 nm falls on a narrow slit and the resulting diffraction pattern is observed on a 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.

At the first minimum adjacent to the central maximum ofa single-slit diffraction pattern the phase difference between the Huygen’s wavelet from the edge of the slit and the wavelet from the mid point of slit is.

A Parallel beam of light of 500 nm falls on a narrow slit and be resulting diffraction pattern is observed on a 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. Calculate the width of the slit.

A beam of light of wavelength 600 nm from a distant source falls on a single slit 1 mm wide and the resulting diffraction pattern is observed on a screen 2 m away. What is the distance between the first dark fringe on either side of the central bright fringe?

A beam of light of wavelenght 600 nm from a distant source falls on a single slit 1.00 nm wide and the resulting diffraction pattern is observed on a screen 2 m away. The distance between the first dark fringes on either side of the central bright fringe is

Light of wavelength 500 nm Pass through a slit of 0.2 mm wide. The diffraction pattern is formed on a screen 60 cm away. Determine the. (i) angular spread of centeral maximum (ii) the distance between the central maximum and the second minimum. =