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Subjects
Science State Board
Class 9
Light
Textbook questions
9.
Choose the correct answer I
Exercise condition:
3
m.
1
.
A ray of light passes from one medium to another medium. Refraction takes place when the angle of incidence is
45°
0°
90°
2
.
__________ is used as reflectors in torchlight.
Convex mirror
Plane mirror
Concave mirror
3
.
We can create enlarged, virtual images with
convex mirror
concave mirror
plane mirror
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