# Physics: Lens Equation MCQ Questions with Answers PDF Download eBook

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## MCQs on Physics Lens Equation PDF Download eBook

MCQ: If a concave lens has a focal length of 15 cm and image distance is 10 cm then object distance is

- 30 cm
- 50 cm
- 40 cm
- 60 cm

A

MCQ: The focal length is positive for

- diverging lens
- converging lens
- biconcave lens
- convex lens

B