Find the angle of reflection, if a ray of light is incident at the pole of a concave mirror making an angle 40 Degree with the principal axis.
a) 0 Degree
b) 30 Degree
c) 40 Degree
d) 50 Degree
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Answer:
option b is correct, 30 degree.
,
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1
Answer:c) 40 Degree
Explanation: the angle of reflection and the angle of incidence will always be equal
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