The power of a converging lens is 4.5 D and that of a diverging lens i – InterviewSolution

1.	The power of a converging lens is 4.5 D and that of a diverging lens is 3 D. The power of the combination of these lenses is:
Answer» The power of a converging lens is $4.5 D$ and that of a diverging lens is $3 D$ . The power of the combination of these lenses is:

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