wave-optics

Related Questions

• In Fresnel’s biprism $(\mu = 1.5)$ experiment the distance between source and biprism is 0.3 m and that between biprism and screen is 0.7m and angle of prism is 1°. The fringe width with light of wavelength 6000 Å will be

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• A zone plate of focal length $60\,cm,$ behaves as a convex lens, If wavelength of incident light is $6000\,\,{\AA},$ then radius of first half period zone will be

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• Two waves having intensity in the ratio 25 : 4 produce interference. The ratio of the maximum to the minimum intensity is

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• Refractive index of material is equal to tangent of polarising angle. It is called

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• Two waves are represented by the equations ${y_1} = a\sin \omega t$ and ${y_2} = a\cos \omega t.$ The first wave

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