A light beam is being reflected by using two mirrors, as in a periscope used in submarines. If one of the mirrors rotates by an

A light beam is being reflected by using two mirrors, as in a periscope used in submarines. If one of the mirrors rotates by an angle `theta`, the reflected light will deviate from its original path by the angle
A. `2 theta`
B. `0^(@)`
C. `theta`
D. `4 theta`

A light beam is being reflected by using two mirrors, as in a periscope used in submarines. If one of the mirrors rotates by an angle `theta`, the ref

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