# 13.8: Questions


1. What is the effect of flipping the diode in Figure 13.5.1?

2. How does the output waveform of the op amp itself compare with the load waveform?

3. What is the effect of increasing load capacitance in Figure 13.5.1?

4. In general, what can be said about the use of op amps with high slew rates and $$f_{unity}$$ values in precision rectifiers?

5. What is the effect of flipping the diodes in Figure 13.5.2?

6. Briefly describe what each half of Figure 13.5.2 is doing.

7. What would be the effect of doubling $$R_f$$ of the second op amp of Figure 13.5.2?

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