Two plane mirrors are at an angle of math xmlns=http://www.w3.org/1998/Math/MathMLmn30/mnmo°...
Two plane mirrors are at an angle of math xmlns=http://www.w3.org/1998/Math/MathMLmn30/mnmo°/mo/math. Find the deviation produced in the ray after 3 successive reflections as shown in figure.
img src=https://penpencil-static-content.s3.ap-south-1.amazonaws.com/5eb393ee95fab7468a79d189/o86cozhr2uqj1m0rzil0ozryr.png width=172 height=132 /
a. math xmlns=http://www.w3.org/1998/Math/MathMLmsupmn80/mnmo∘/mo/msup/math
b. math xmlns=http://www.w3.org/1998/Math/MathMLmsupmn60/mnmo∘/mo/msup/math
c. math xmlns=http://www.w3.org/1998/Math/MathMLmsupmn140/mnmo∘/mo/msup/math
d. math xmlns=http://www.w3.org/1998/Math/MathMLmsupmn200/mnmo∘/mo/msup/math
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