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OpenStudy (anonymous):
1) Describe how the pin method is used to determine the image of an objects in the mirror. 2) For any plane mirror, how far behind the mirror is the image of an object which is located in front of the mirror? 3) A ray of light is incident upon a mirror at an angle of incidence of 30 degrees. What is the angle between the incident ray and the reflected ray?
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OpenStudy (anonymous):
i can able to answer only 3rd qustion its 60 degrees
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