Describe an activity to show that the incident ray, the reflected ray and the normal at the point of incidence lie in the same plane.
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Blood is the vital flood that transfers oxygen to other vital body parts. With the loss of blood, the body doesn't get essential oxygen resulting in death. In such a case arises the need for voluntaryblood donation from somebody else, whether known or unknown to the individual.
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. For this experiment take a plane mirror and stand it on a plane sheet of paper with a block. ... Remove the mirror and draw a perpendicular on the mirror line.
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