Define first and second principal focus ...

Define first and second principal focus in lens.

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AAKASH SERIES-RAY OPTICS-EXERCISE (SHORT ANSWER QUESTIONS )

State optical path and optical path difference.
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State the laws of refraction of light. State at least three examples o...
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Find the apparent shift due to refraction at a plane surface when the ...
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What is lateral shift and normal shift
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Explain the mirage.
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Explain how a fish deep inside a pond full of water can see everything...
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What is magnification ? Obtain lateral magnification due to refraction...
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The equation of refraction at a spherical surface is ( mu2 )/(v ) ...
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Define first and second principal focus in lens.
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Show that the distance between a real object and its real image formed...
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If the plane surface of a plano-convex lens of radius of curvature R a...
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Consider a ray of light passing through a prism (angle A) in the posit...
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Show that deviation produced by a thin prism of prism angle A and refr...
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Obtain the minimum value of refractive index of a prism of angle A so ...
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The sides of an isosceles right prism are coated with a reflecting coa...
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Find the angle of minimum deviation for an equilateral prism made of a...
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Show that the limiting value of the angle of prism is twice its critic...
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What are pure and impure spectra? State the conditions to produce a pu...
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What are Fraunhoffer lines? Explain their origin.
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State the significance of emission and absorption spectra.
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