O-LevelPhysicsLight5054/12 · Oct/Nov 2018 · Q231 Mark
The diagram shows a thin converging lens of focal length f. Where must an object be placed to produce a real image in the position shown?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
APoint to the left of 2f
BPoint to the left, between f and 2f
CPoint at the focal point f on the left
DPoint to the left, between the lens and f
✓ Correct answer
A: Point to the left of 2f
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