Analog Electronics - Study Mode

[#126] Which one of the following statements is correct? The rise time of an amplifier is
Correct Answer

(B) Inversely proportional to the upper 3-dB frequency

[#127] Assume the op-amp in the circuit of figure to be ideal. The value of the output voltage v 0 is
Correct Answer

(B) 4 v i

[#128] An amplifier circuit has an overall current gain of -100 and an input resistance of 10 kΩ with a load resistance of 1 kΩ. The overall voltage gain of the amplifier is
Correct Answer

(C) 20 dB

[#129] The low frequency gain of LPF shown is
Correct Answer

(D) 40 dB

[#130] The bandwidth of a double tuned transformer coupled amplifier can be adjusted by varying the
Correct Answer

(A) coupling coefficient