Electrical Engineering · Question Bank

circuits

301 questions · page 13 of 16. Answer in your head first, then check the solution.

#241
What theorem is usually used in the analysis of transistor circuit?
Asuperposition theorem
BMillman's theorem
CThevenin's theorem
DNorton's theorem
#242
Under the conditions of maximum power transfer, a voltage source is delivering a power of 15 W to the load. What is the power generated by the source?
A60 W
B30 W
C15 W
D4 W
#243
Which of the following is neither a basic physical law nor derivable from one?
Aohm's law
Bcoulomb's law
Ckirchoff's first law
Dkirchoff's second law
#244
Another term for superconductor.
Ageneric conductor
Bultraconductor
Ccryotron
Dcryogenic conductor
#245
A circuit whose parameters change with voltage or current.
Anon-linear circuit
Blinear circuit
Ccomplex circuit
Dpassive circuit
#246
The potential gradient in a cable is maximum in
Aconductor
Bouter sheath
Cinsulation
Duniformly all over
#247
The Q-factor of a parallel resonant circuit is also known as
Acurrent magnification factor
Bvoltage magnification facto
Cload factor
Dleakage factor
#248
The Q-factor of a series resonant circuit is also known as
Acurrent magnification factor
Bvoltage magnification factor
Cload factor
Dleakage factor
#249
What is the form factor of a triangular wave?
A1.16
B1.11
C1.73
D1.41
#250
Which of the following dielectric materials makes the highest-capacitance capacitor?
Aair
Bbarium-strontium titanite
Cmica
Delectrolyte
#251
In a circuit, an active element is one which
Asupplies energy
Breceives energy
Cboth supplies and receives energy
Damplifies signal
#252
An electric circuit contains
Apassive elements
Bactive elements
Cboth active and passive elements
Dreactive elements
#253
Which statement is true about a passive circuit?
AA circuit with neither a source of current nor a source of potential difference
BA circuit with voltage source
CA circuit with a current source
DA circuit with only resistance as load
#254
_____ is a closed path made of several branches of the network.
Ajunction
Bnode
Cterminal
Dloop
#255
The internal resistance of an ideal voltage source is
Ainfinite
Bequal to the load resistance
Czero
Dto be determined
#256
Electric energy refers to
Avolt divided by coulomb
Bvolt-ampere
Cvolt-coulomb
Dwatt divided by time
#257
A capacitor opposes change in
Avoltage
Bcurrent
Cvoltage and current
Dneither voltage or current
#258
What is the total resistance of a two equal valued resistors in series?
Athe difference of both
Bthe product of both
Ctwice as one
Dthe sum of their reciprocals
#259
The ratio of maximum value to the effective value of an alternating quantity is called
Aform factor
Bpeak factor
Cdynamic factor
Dleakage factor
#260
For series capacitors, total charge is
Athe sum of individual charges
Bequal to the charge of either capacitors
Cequal to the product of the charges
Dthe quotient of the charges

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