Homework Answers
Solution: Law of reflection says that when a light rays falls on a regular reflecting surface then the angle of incidence is equal to the angle of reflection.
Angle of incidence = Angle of reflection
i
=
R
R
=52o
Thankyou
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A laser beam is incident on a mirror at an angle of 30?,as shown
in (Figure 1) . It reflects off the mirror and strikes a wall 6.0 m
away at point P.
By what distance does the laser spot on the wall move if the
mirror is rotatedby 10?? Please show work.
Express your answer to two significant figures and include the
appropriate units.
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