Single Answer MCQ
Q-00106565
How does increasing the curvature of a lens affect its focal length?
1
Increases the focal length
2
Decreases the focal length
3
No effect on the focal length
4
Makes the lens opaque
Answer and Solution
Answer
B. Decreases the focal length
Solution:
Increasing the curvature of a lens decreases its focal length, making it more effective at converging or diverging light. Thus, the correct answer is that it decreases the focal length.
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