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Science TNSB Mentoring
Class 9
Light
Convex Mirrors, Refraction, and Optical Applications
9.
Applications of mirrors
Question:
5
m.
Column - I
Column - II
1
. Ratio of height of image to height of object
Convex mirror
Refraction
Concave mirror
Total internal reflection
Magnification
2
. Used in hairpin bends in mountains
Concave mirror
Refraction
Magnification
Convex mirror
Total internal reflection
3
. Coin inside water appearing slightly raised
Refraction
Convex mirror
Total internal reflection
Magnification
Concave mirror
4
. Mirage
Concave mirror
Convex mirror
Refraction
Magnification
Total internal reflection
5
. Used as Dentist’s mirror
Total internal reflection
Concave mirror
Magnification
Convex mirror
Refraction
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