Two mirrors of the same length are arranges as show in the diagram. A ray of light NO strikes the system at O and emerges along PQ. The emergent ray has been deviated through
Attached Figure / Diagram
A
220\(^o\)
B
200\(^o\)
C
210\(^o\)
D
180\(^o\)
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Deviation angle
= \(\theta_1 + \theta_2\) = 50 + 50 + 40 + 40
= 180\(^o\)
Source: Myschool Past Questions Archive (Record #56910)