MPSC PYQScienceLightenglish

8) a) Distance between Pole and focus is called the radius of curvature. (b) Radius of curvature is half the focal length. Answer Options: 1) a correct, b incorrect 2) b correct, a incorrect 3) a and b correct 4) a and b incorrect

A.(a) correct, b incorrect
B.(b) correct, a incorrect
C.(a) and b correct
D.(a) and b incorrect

Correct answer: D

Source paper

Science: Light

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