Unit II

2. Voltage gain of an ideal op-amp is:
4. Increases the input impedance and bandwidth.
6. A narrow band-reject filter is also called as ____ because of its higher quality factor, Q (>10).
7. The maximum rate of change of output voltage caused by a step input voltage with respect to time.
11. Opposite polarity signals are applied to the inputs.
13. Determine the order of filter used, when the gain increases at the rate of 60dB/decade on the stop band.
14. In an inverting ideal integrator, which component exhibits the feedback path connection?
15. Is zero at some specific value of input signal frequency called band width.

1. A circuit whose output is proportional to the difference between the input signals
3. The input stage of an Op-amp is usually a ……….
5. op-amps with wider bandwidth have ________ slew rate.
8. For non-inverting adder, which theorem is applicable to determine the expression for output voltage?
9. If ground is applied to the (+) terminal of an inverting op-amp, the (–) terminal will:
10. In a buffer circuit, the voltage follower is placed _______ two networks in order to minimize the effect of loading on the first network.
12. As the frequency increases, input impedance of differentiator __________.