Science, asked by sujalsrisujal2617, 1 year ago

It is necessary to illuminate the bottom of a well by reflected solar beam when the light is incident at an angle of alpha = 40 0 to the vertical. At what angle beta to the horizontal should a plane mirror be placed - (a)500 (b)400 (c)700 (d)200

Answers

Answered by harmeetsingh365
0
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