The factor 0.707for converting peak to rms applies only to
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At parallel resonancea the currents flowing through L and C are
What is the total effective capacitance of two 0.25 F capacitors connected in series?
If three 9 mH inductors are connected in parallel without mutual inductance then the total i nductance…
For a series ACcircuita ___ is not used as a reference phasor.
The voltage lags the current by cycle in a
The maximum power transfer theorem is used in
What is the resonant frequency of a circuit when L of 3 microhenrys and C of 40 picofarads are in series?
An inductor carries 2 A dc. If its inductance is 100 Ha then what is its inductive reactance?
When frequency of an ac wave decreasesa the value of XLin a coil
What is the conductance of a circuit having three 10 resistors in parallel?
In calculating maximum instantaneous power ___ voltage or current is used.
According to Gauss theorema flux can be equated to
The internal resistance of an ideal current source is
In an ac circuit with XL and R in seriesa the
As applied to a series RLCcircuita bandwidth means
The distance between the capacitor plates increases two timesa then its capacitance
The mutual inductance between two coils is ___ the reluctance of magnetic path.
Electron flow assumes charges flow from
Form its definitiona the unit of electric fielda is the N/C and equivalent unit of is the
Which is considered as the effect of a dielectric material?
The ___ of an alternating quantity is defined as the fractional part of a period or cycle through which…
What is the other name of relative permittivity?
Which of the following is a common material used in wire-wound resistors?
When two unequal values of resistors are connected in parallel across a dc sourcea greater current flows…
The power factor of a circuit is equal to
Which of the following is also known as antiresonant circuit?
The charging of a capacitor through a resistance follows what law?
The average value of a triangular or sawtooth wave is _____ times its peak value.
The electric field strength between capacitor plates has a unit
Liquids that are good conductors because of ionization are called
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