STANDARDPhysics-Optics
STANDARD Physics Lens Formula MCQ Question
Type: MCQ-numerical-Medium-Class 12
An object is placed at a distance of 1.5 m from a screen and a convex lens is interposed between them. The magnification produced is 4. The focal length of the lens is
A
1 m
B
0.5 m
C
0.24 m
D
2 m
Correct Answer
Option C
Detailed Explanation
Using the lens formula and magnification, we find that the focal length is 0.24 m.
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