A ray of light is incident on a plane mirror at an angle of 40 with respect to surface normal. When it gets reflected from the mirror, it undergoes a deviation of

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Q: 13 (CDS-II/2017)
A ray of light is incident on a plane mirror at an angle of 40° with respect to surface normal. When it gets reflected from the mirror, it undergoes a deviation of
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question_subject: 

Science

question_exam: 

CDS-II

stats: 

0,6,20,12,6,4,4

keywords: 

{'plane mirror': [0, 0, 0, 7], 'mirror': [0, 0, 0, 1], 'angle': [0, 0, 1, 0], 'ray': [2, 0, 5, 15], 'light': [16, 4, 34, 62], 'deviation': [0, 0, 0, 1]}