7. The reflecting surfaces of two mirrors are inclined with one another at an angle of 70 degree. A ray of light strikes one of the mirror and makes an angle of 30 degree with the mirror surface. The reflected ray from this first mirror then strikes the second mirror and finally bounces back. Draw the path of light showing clearly the value of angle of reflection at the second mirror. [2]
Answers
Answered by
0
Explanation:
In the triangle formed in figure-
70°+70°+90°−θ=180°
θ=50°
Attachments:
Similar questions