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प्रश्न
The incident angle of a ray of light is 30°. The angle between the incident ray and the reflected ray is ______.
पर्याय
50°
90°
60°
15°
MCQ
रिकाम्या जागा भरा
उत्तर
The incident angle of a ray of light is 30°. The angle between the incident ray and the reflected ray is 60°.
shaalaa.com
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