Which of the following is true about the speed of light of the three colours inside the glass?
Which of the following is true about the speed of light of the three colours inside the glass?
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A light ray having a combination of three colours of wavelengths, A, Ag, and Ac is incident on one
face of a glass prism having indices of refractions of, nA, ng, and nc, respectively. The three rays of
colors emerge from the opposite face of the prism at different angles, as shown in the figure below.
Which of the following is true about the speed of light of the three colours inside the glass?
As
Glass prism
Combined three
AC
colors
O v_C < v_B < v_A
O
v_B < v_A < v__C
O VA < v_B < v_C
O V_A = v_B = v_C
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