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Physics 21 Online
OpenStudy (anonymous):

The reflecting surface of two mirrors form a vertex with an angle 120 deg. if a ray of light strikes mirror 1 with an angle of incidence of 55 deg, find the angle of reflection of the ray when it leaves mirror 2.

OpenStudy (anonymous):

5 degrees...

OpenStudy (anonymous):

thanks but can you explain it to me..

OpenStudy (anonymous):

|dw:1328545107364:dw|Sure..

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