In order to start up, a feedback oscillator requires______
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The Nyquist plot combines the two Bode plots of gain versus frequency and phase shift versus frequency on a single plot.
External characteristics of DC shunt motor lies in ______________
An input signal is needed for an oscillator to start.
For a given compound DC machine, Net field current obtained from characteristic is equal to 7.5 A, where shunt field current is equal to 5 A, armature current is 505 A, demagnetizing current equal to 0.95 A and shunt field winding of 1000 turns at rated speed of 1000 rpm. What will be the series field turns?
The lead-lag circuit in the Wien-bridge oscillator has a resonant frequency at which the attenuation is_________
At series resonance, the impedance of a crystal is________
For connecting two generators in parallel, they should have __________________
The twin-T oscillator produces a ________ response.
While connecting two DC generators in parallel, which of the following is not a desirable condition?
Which of the following improvements is (are) a result of the negative feedback in a circuit?
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