A) 0
B) + 2
C) +1
D) \[\infty \]
Correct Answer: A
Solution :
The power combination of lenses is given by \[D={{D}_{1}}+{{D}_{2}}\] \[=\frac{1}{1}D-\frac{1}{1}D=0\] (Because diverging lens has negative focal length)You need to login to perform this action.
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