A thin prism with angle 
of refractive index 1.72 is combined with another prism of refractive index 1.9 to produce dispersion without deviation. The angle of second prism is 
.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
For dispersion without deviation, the condition is 
.
Substituting values: 
The magnitude of the second prism angle is 
.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
As shown in the diagram, when the incident ray is parallel to base of the prism, the emergent ray g…
Consider light travelling from a medium to medium separated by a plane interface. If the light un…
A biconvex lens is formed by using two thin planoconvex lenses, as shown in the figure. The refract…
For a transparent prism, if the angle of minimum deviation is equal to its refracting angle, the re…
Distance between an object and three times magnified real image is 40 cm . The focal length of the …
Five persons and recorded object distance and image distance using same convex lens having powe…