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Last Updated On 16-03-2023 - By Jeesha Sara

The Fraunhofer diffraction pattern of a single slit is formed in the focal plane of a lens of focal length 1 m. The width of slit is 0.3 mm. If third minimum is formed at a distance of 5 mm from central maximum, then wavelength of light will be

a)

5000

b)

2500

c)

7500

d)

8500


Question ID - 150132 :-

The Fraunhofer diffraction pattern of a single slit is formed in the focal plane of a lens of focal length 1 m. The width of slit is 0.3 mm. If third minimum is formed at a distance of 5 mm from central maximum, then wavelength of light will be

a)

5000

b)

2500

c)

7500

d)

8500

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)



Next Question :

The separation between successive fringes in a double slit arrangement is. If the whole arrangement is dipped under water, what will be the new fringe separation?

a)

b)

c)

d)


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