Home Physics Ray Optics Concave and Convex Mirror/Lens and Focal Lenght Which of the following quantities increases …
Physics Ray Optics Concave and Convex Mirror/Lens and Focal Lenght MCQ (Single Correct)

Which of the following quantities increases when wavelength is increased. Consider only the magnitudes

A
The focal length of a converging lens
B
The focal length of a diverging lens
C
The angle of minimum deviation caused by a prism
D
The angle of maximum deviation caused by a prism, without total internal reflection

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The correct answer is:
CHECK THE SOLUTION.

(a, b)

μ V > μ R λ R > λ V

= 2 sin –1 ( μ sin ) – A

= sin –1 [ μ sin(A – θ C )] +

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