MCQ
The maximum efficiency of a full wave rectifier is .........
- A$\frac{4}{\pi^2} \times 100 \,\%$
- ✓$\frac{8}{\pi^2} \times 100 \,\%$
- C$40\, \%$
- D$80 \,\%$
Maximum efficiency of a full wave rectifier is $\frac{8}{\pi^2} \times 100 \%$
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Reason : Objective lens of large diameter collects more light.