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JEE Mains 2020 Model Paper 5 New Pattern

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Question : 73 of 75
 
Marks: +1, -0
A ray of light traveling in the direction
1
2
(
^
i
+√3
^
j
) is incident on a plane 74. mirror after reflection it travels along the direction
1
2
(
^
i
−√3
^
j
) the angle of incidence is ______ degree
  • Your Answer:
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