The power of a converging lens is 4.5 D and that of a diverging lens is 3 D. The power of this combination of lenses placed close together is :; A. + 1.5 D; B. + 7.5 D; C. - 7.5 D; D. - 1.5 D
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10
Answer:
The answer is (A) + 1.5 D.
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Answered by
1
Answer:
Option no. A +1.5
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