Question 1
A converging lens is placed between an object and a screen. An image of the object is formed on the screen.
Question (a)
(a)
Draw a ray to locate the focal point of the lens. Label this point with the letter F .
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Question (b)
(b)
The lens suffers from spherical aberration.
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Question (i)
(i)
Draw lines to complete the rays in the diagram.
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