Please select a subject first
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A plane glass is placed over a various coloured letters (violet, green, yellow, red) The letter which appears to be raised more is ______.
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When light is incident on a soap film of thickness 5 x 10-5 cm, the wavelength of light reflected maximum in the visible region is 5320 A. Refractive index of the film will be ______.
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A ray of light strikes a glass plate at an angle 60°. If the reflected and refracted rays are perpendicular to each other, the refractive index of the glass is ______.
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What are the salient features of corpuscular theory of light?
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What are the important points of wave theory of light?
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What is the significance of electromagnetic wave theory of light?
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Write a short note on quantum theory of light.
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Discuss about simple microscope and obtain the equations for magnification for near point focusing and normal focusing.
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What is the near point focusing?
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Why is oil-immersed objective preferred in a microscope?
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What are the advantages and disadvantages of using a reflecting telescope?
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What is the use of an erecting lens in a terrestrial telescope?
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What is the use of collimator in a spectrmeter?
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What are the uses of spectrometer?
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What is the remedy of hypermetropia?
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What is astigmatism? What is its remedy?
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