STANDARDPhysics-Optics
STANDARD Physics Mirrors MCQ Question
Type: MCQ-numerical-Medium-Class 12
A boy of height 1 m stands in front of a convex mirror. His distance from the mirror is equal to its focal length. The height of his image is
A
0.25 m
B
0.33 m
C
0.5 m
D
0.67 m
Correct Answer
Option C
Detailed Explanation
Let f be the focal length of the convex mirror. Using the mirror formula, the image is formed at a distance f/2 behind the mirror and it is a virtual image. The magnification is 1/2, so the height of the image is 0.5 m.
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