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NEET Exam Model Paper 8

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Question : 7 of 180
 
Marks: +1, -0
A ray of light travelling in the direction
1
2
(
⋀
i
+√3
⋀
j
) is incident on a plane mirror. After reflection, it travels along the direction
1
2
(
⋀
i
−√3
⋀
j
).The angle of incidence is
Validate
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