Determine the input impedance with feedback for a voltage-series feedb – McqOptions

MCQOPTIONS

1.	Determine the input impedance with feedback for a voltage-series feedback having A = â€“100, R 1 = 15 k , R o = 20 k , and a feedback of = â€“0.25.
A.	110 k
B.	290 k
C.	390 k
D.	510 k
Answer» D. 510 k

Discussion

No Comment Found

Related MCQs

Typically, a unijunction transistor has a stand-off ratio from ________ to ________.
________ is a frequency-determining component in a unijunction oscillator.
At the series-resonant frequency, the amount of positive feedback is ________.
The parallel-resonant impedance of a crystal oscillator is ________.
The series-resonant impedance of a crystal oscillator is ________.
Since the crystal losses represented by R are small, the equivalent crystal Q (quality factor) is ________.
In the Colpitts oscillator, the elements X1 and X2 are ________ and X3 is a(n) ________.
Crystal oscillators are used whenever a(n) ________ level of stability is required.
In a Hartley oscillator, the elements X1 and X2 are ________ and X3 is a(n) ________.
In the Colpitts oscillator, the frequency is determined by ________ .