A. A. By magnetic induction
B. By a tickler coil
C. From the centre of split capacitors
D. None of the above
In Colpitt’s oscillator, feedback is obtained___________? Read More »
Oscillators A. 1
B. Greater than 1
C. Less than 1
D. Equal to attenuation of feedback circuit
A. A phase shift around the feedback loop of 180o
B. A gain around the feedback loop of one-third
C. A phase shift around the feedback loop of 0o
D. A gain around the feedback loop of less than 1
One condition for oscillation is_____________? Read More »
Oscillators A. Rigidity
B. Vibrations
C. Low Q
D. High Q
The crystal oscillator frequency is very stable due to___________of the crystal? Read More »
Oscillators A. L and C
B. R, L and C
C. R and C
D. None of the above
In a phase shift oscillator, the frequency determining elements are _______________? Read More »
Oscillators A. Radio receivers
B. Radio transmitters
C. TV receivers
D. None of the above
Hartley oscillator is commonly used in______________? Read More »
Oscillators A. Proportional to square of
B. Directly proportional to
C. Independent of the values of
D. Inversely proportional to square root of
In an LC oscillator, the frequency of oscillator is____________L or C? Read More »
Oscillators A. power into d.c. power
B. power into a.c. power
C. mechanical power into a.c. power
S. none of the above
An oscillator converts __________? Read More »
Oscillators