For a frequency of 200 Hz, the time period will be__________?
For a frequency of 200 Hz, the time period will be__________?
A. 0.05 s
B. 0.005 s
C. 0.0005 s
D. 0.5 s
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In a parallel R-C circuit, the current always________the applied voltage?
In a parallel R-C circuit, the current always________the applied voltage?A. lags
B. leads
C. remains in phase with
D. none of the aboveThe period of a sine wave is _____ seconds. Its frequency is
The period of a sine wave is _____ seconds. Its frequency isA. 20 Hz
B. 30 Hz
C. 40 Hz
D. 50 HzThe power is measured in terms of decibles in case of_________?
The power is measured in terms of decibles in case of_________?A. electronic equipment
B. transformers
C. current transformers
D. auto transformersTime constant of an inductive circuit___________?
Time constant of an inductive circuit___________?A. increases with increase of inductance and decrease of resistance
B. increases with the increase of inductance and the increase of resistance
C. increases with decrease of inductance and decrease of resistance
D. increases with decrease of inductance and increase of resistanceThe purpose of a parallel circuit resonance is to magnify________?
The purpose of a parallel circuit resonance is to magnify________?A. current
B. voltage
C. power
D. frequencyMagnitude of current at resonance in R-L-C circuit________?
Magnitude of current at resonance in R-L-C circuit________?A. depends upon the magnitude of R
B. depends upon the magnitude of L
C. depends upon the magnitude of C
D. depends upon the magnitude of R, Land C