Q) An incidence ray makes an angle 30 degree with a plane mirror . then the angle of reflection is a) 30 degree b) 60 degree c) 45 degree d) 150 degree.. this is Question from my book i need answer...
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1
Answer:
30 degree because angle I is equal to angle r
Answered by
1
Answer:
it must be 30 deegre because incident ray is equal to the reflected ray
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