a convex lens of focal length (1÷3m) forms a real, inverted image twice in size of the object. the distance of the object from lens is?
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Answered by
5
Answer:
u=-0.5m
Explanation:
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Answered by
0
Answer:
u = 3/2
Explanation:
f = 1/3
v= 2u
1/f = 1/v - 1/u
1/3 = 1/2u - 1/u
1/3 = 1 - 2/ 2u
1/3 = -1/2u
u = 3/2
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