Which of the two prisms, A made of crown...

Which of the two prisms, A made of crown glass and B made of flint glass, deviates a ray of light more ?

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The correct Answer is:

B made of flint glass.

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The dispersive powers of crown and flint glasses are 0.03 and 0.05 respectively, The refractive indices for yellow light for these glasses are 1.517 and 1.621 respectively. It is desired to from an achromatic combination of prisms of crown and flint glasses which can produce a deviation of 1^@ in the yellow ray. Find the refracting angles of the two prisms needed.

A crown glass prism of refracting angle 8^(@) is combined with a flint glass prism to obtain deviation without dispersion. If the refractive indicates for red and violet rays for the crown glass are 1.514 and 1.524 and for the flint glass are 1.645 and 1.665 respectivey, find the angle of flint glass prism and net deviation.

It is given that the disispersive powers of crown and flint glasses are 0.06 and 0.10 respectively. Also the refractive indices for yellow light for these glasses are 1.517 and 1.621, respectively. We have to form an achromatic combination of prism of crown and flint glasses which can produce a deviation of 1^(@) in the yellow ray. Evaluate the refracting angles of the two prisms needed.

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ICSE-REFRACTION OF LIGHT AT PLANE SURFACES-EXERCISE-4(B)

What is prism? With the help of a diagram of the principal section of ...
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Diagram (a) and (b) in figure below show the refraction of a ray of li...
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Define the term angle of deviation.
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Complete the following sentence : Angle of deviation is the angle wh...
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What do you understand by the deviation produced by a prism? Why is it...
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(a) How does the angle of deviation produced by a prism change with in...
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State whether the following statement is 'true' or 'false'. The devi...
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How does the deviation produced by a prism depend on (i) the refractiv...
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How does the angle of minimum deviation produced by a prism change wit...
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Write a relation for the angle of deviation (delta) for a ray of light...
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A ray of light incident at an angle of incidence i(1) passes through a...
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Draw a ray diagram to show the refraction of a monochromatic ray throu...
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A light ray of yellow colour is incident on an equilateral glass prism...
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Name the colour of white light which is deviated (i) the most, and (ii...
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Which of the two prisms, A made of crown glass and B made of flint gla...
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How does the angle of deviation depend on the refracting angle of the ...
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An object is viewed through a glass prism with its vertex pointing upw...
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A ray of light is normally incident on one face of an equilateral glas...
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Figure below shows two identical prisms A and B placed with their face...
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