What refers to such work at very low temperaturesa near absolute zero?
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For multi-plate capacitora capacitance is proportional to
The ratio between the active power and the apparent power of a load in an ac circuit is called
Points to be considered in choosing a capacitor
The admittance of a parallel RLC circuit is found to be the ___ sum of conductance and susceptances.
A factor that states how much the resistance changes for a change in temperature?
If voltage across the plates of 2 F capacitor is increased by 4 Va then charge on the plates will
A tank circuit is a
What is the time constant for L of 240 mH in series with R of 20 ?
Which of the following conditions is not true for a series RLCcircuit at resonance?
If resonant frequency is 10 kHz and quality factor is 50a then
When capacitors are connected in seriesa the total capacitance is
Which of the following is the peakiest?
If a multiplate capacitor has 10 platesa each of area 10 cm2a then
What is the form factor of a triangular wave?
If two complex conjugates are addeda ___ components results.
When the power factor of a circuit is zeroa
Refers specifically to steady state values of quantities in ac circuits which are complex numbers.
An ac series circuit is composed of a resistance of 20 a inductive reactance of 40 a and a capacitive…
According to Gauss theorema flux can be equated to
What is the specific resistance of a pure silicon?
Which of the following does not generally affect the value of a capacitor?
Permeability is otherwise known as
Delta to wye or wye to delta transformation technique is applied to a ___ network.
The reason why electrical appliances are connected in parallel.
For maximum power transfera what is the relation between load resistance RL and internal resistance…
The ratio of maximum value to the effective value of an alternating quantity is called
When the movable plates of a gang capacitor completely overlap the fixed platesa the capacitance of…
A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance…
As applied to a series RLCcircuita bandwidth means
For parallel capacitorsa total charge is
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