1. The open loop gain of this op-amp is 105 and the bandwidth is 10 Hz
The open loop gain of this op-amp is 105 and the bandwidth is 10 Hz. What is the bandwidth of a voltage follower made with this op-amp? H4
10 kHz
100 kHz
1 MHz
10 MHz
Can not be determined
Vin
Vout

2. H3
The unity gain frequency of this op-amp is 5 MHz. What is the 3 db frequency of this circuit?
50 kHz
500 kHz
5 MHz
50 MHz
Can not be determined
10k
100k
Vin
Vout

3. H3
What is the input impedance of this circuit at low frequencies?
Very small, depends on A of op-amp
Close to 100k
Very large, depends on A of op-amp
Close to 10k
Cannot be determined
10k
100k
Vin
Vout

4. H3
What is the output impedance of this circuit at low frequencies?
Very small, depends on A of op-amp
Close to 100k
Very large, depends on A of op-amp
Close to 10k
Cannot be determined
10k
100k
Vin
Vout