Computer Programming MCQs

5739 MCQs  (Page 217 of 574)

The value of negative feedback fraction is always _______________?
A. Less than 1
B. More than 1
C. Equal to 1
D. None of the above
An important limitation of a crystal oscillator is____________?
A. Its low output
B. Its high q
C. Less availability of quartz crystal
D. Its high output
____________is a fixed frequency oscillator?
A. Phase-shift oscillator
B. Hartely-oscillator
C. Colpitt’s oscillator
D. Crystal oscillator
The application where one would most likely find a crystal oscillator is____________?
A. Radio receiver
B. Radio transmitter
C. Af sweep generator
D. None of the above
An oscillator employs___________feedback?
A. Positive
B. Negative
C. Neither positive nor negative
D. Data insufficient
In an LC transistor oscillator, the active device is___________?
A. Lc tank circuit
B. Biasing circuit
C. Transistor
D. None of the above