A) 0
B) 500 D
C) 20 D
D) \[\infty \]
Correct Answer: A
Solution :
Len's maker's formula is \[\frac{1}{f}=P=({{\mu }_{g}}-1)\left( \frac{1}{{{R}_{1}}}-\frac{1}{{{R}_{2}}} \right)\] \[{{R}_{1}}\] and \[{{R}_{2}}\] are both negative by sign convention. As they are equal \[P=0\].You need to login to perform this action.
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