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Subjects
Science State Board
Class 9
Light
Concave mirror and its application
2.
Laws of reflection
Exercise condition:
4
m.
Select the right answer
:
1
.
Beam of light, bounced back by the surface after falling on it called __________.
reflected ray
refracted ray
incident ray
None of the above
2
.
Incident angle of a ray of light is \(30°\). The angle between the incident ray and the reflected ray is ___________.
\(85°\)
\(45°\)
\(60°\)
\(90°\)
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