Physics, 31.05.2021 14:00, jjjoooorrrrddddaannn

A beam of light shines on a plane mirror with an angle of incidence of 40°. The reflected light then hits another parallel plane mirror. What is the angle of reflection from the second mirror? A. 40° B. 50° C. 80° D. 90° E. 140°

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A beam of light shines on a plane mirror with an angle of incidence of 40°. The reflected light then...