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Physics
Identify the wrong sign convention
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Q. Identify the wrong sign convention
KEAM
KEAM 2015
Ray Optics and Optical Instruments
A
The magnification for virtual image formed by a convex lens is positive
5%
B
The magnification for real image formed by a convex lens is negative
8%
C
The height measured normal to the principal axis upwards is positive
6%
D
The distances measured in the direction of incident light is positive^
0%
E
The magnification for virtual image formed by a concave lens is negative
0%
Solution:
The magnification for virtual image formed by a concave lens is positive.