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0 votes
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in Physics by (121k points)
In displacement method distance of object from convex lens of focal length 20 cm in one position 60 cm. Then
A. in the other position distance of object from convex lens will be 30 cm
B. distance between object and screen is 90 cm
C. Both (a) and (b) are correct
D. Both (a) and (b) are wrong

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1 Answer

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by (121k points)
Correct Answer - C

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