Physics: Lens Equation MCQs Quiz Online 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

  1. 30 cm
  2. 50 cm
  3. 40 cm
  4. 60 cm

A

MCQ: The focal length is positive for

  1. diverging lens
  2. converging lens
  3. biconcave lens
  4. convex lens

B