The questions in this quiz are suitable for GCSE physics students studying convex and concave lenses, real and virtual images, magnification and colour. If you struggled with the quiz, don't panic ...
As you can see, the image is real, inverted, and magnified. Question 11: A concave lens of focal length 15 cm forms an image 10 cm from the lens. How far is the object placed from the lens?
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