3. Where should an object be placed in front of a convex lens to get a real image of the
size of the object?
(a) At the principal focus of the lens
(b) At twice the focal length
(c) At infinity
(d) Between the optical centre of the lens and its principal focus.
Answers
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2
Answer:
(a) at the principal focus of the lens
Answered by
1
Answer:
Between the principal focus and optical centre of the lens. is the right answer
Explanation:
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