Hi friends, these are some of the multiple choice questions on electrical circuits. These are some of the basic questions which are asked in previous competitive papers check out and comment...
l) The potential gradient in a cable is maximum in
A) Conductor
B) Outer sheath
C) Insulation
D) Uniformly all over
Ans:A
2) The Q-factor of a parallel resonant circuit is also known as
A) Current magnification factor
B) Voltage magnification factor
C) Load factor
D) Leakage factor
Ans:A
3) The Q-factor of a series resonant circuit is also known as
A) Current magnification factor
B) Voltage magnification factor
C) Load factor
D) Leakage factor
Ans:B
4) What is the form factor of a triangular wave?
A) 1.16
B) 1.11
C) 1.73
D) 1.41
Ans:A
5) In a rectangular wave, the form factor is
A) 1.11
B) 1.16
C) 1.0
D) 1.73
Ans:C
6) Which of the following dielectric materials makes the highest-capacitance capacitor?
A) Air
B) Barium strontium titanate
C) Mica
D) Electrolyte
Ans:B
7) In a circuit, an active element is one which
A) Supplies energy
B) Receives energy
C) Both supplies and receives energy
D) Amplifies signal
Ans:A
8) An electric circuit contains
A) Passive elements
B) Active elements
C) Both active and passive elements
D) Reactive elements
Ans:C
9) What is the hot resistance of a 100 W, 220 V incandescent lamp?
A) 2.2 Ω
B) 22 Ω
C) 484 Ω
D) 4.84 Ω
Ans:C
10) Which statement is true about a passive circuit?
A) A circuit with neither a source of current nor a source of potential difference
B) A circuit with a voltage source
C) A circuit with a current source
D) A circuit with only resistance as a load
Ans:A
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l) The potential gradient in a cable is maximum in
A) Conductor
B) Outer sheath
C) Insulation
D) Uniformly all over
Ans:A
2) The Q-factor of a parallel resonant circuit is also known as
A) Current magnification factor
B) Voltage magnification factor
C) Load factor
D) Leakage factor
Ans:A
3) The Q-factor of a series resonant circuit is also known as
A) Current magnification factor
B) Voltage magnification factor
C) Load factor
D) Leakage factor
Ans:B
4) What is the form factor of a triangular wave?
A) 1.16
B) 1.11
C) 1.73
D) 1.41
Ans:A
5) In a rectangular wave, the form factor is
A) 1.11
B) 1.16
C) 1.0
D) 1.73
Ans:C
6) Which of the following dielectric materials makes the highest-capacitance capacitor?
A) Air
B) Barium strontium titanate
C) Mica
D) Electrolyte
Ans:B
7) In a circuit, an active element is one which
A) Supplies energy
B) Receives energy
C) Both supplies and receives energy
D) Amplifies signal
Ans:A
8) An electric circuit contains
A) Passive elements
B) Active elements
C) Both active and passive elements
D) Reactive elements
Ans:C
9) What is the hot resistance of a 100 W, 220 V incandescent lamp?
A) 2.2 Ω
B) 22 Ω
C) 484 Ω
D) 4.84 Ω
Ans:C
10) Which statement is true about a passive circuit?
A) A circuit with neither a source of current nor a source of potential difference
B) A circuit with a voltage source
C) A circuit with a current source
D) A circuit with only resistance as a load
Ans:A
If you like my post please share it with your friends and subscribe to latest updates.. If you have doubts you can start new topic on forum and start discussion with our readers..
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