ELECTRICAL CIRCUITS
1. The potential gradient in a cable is maximum in
A. Conductor
B. Outer sheath
C. Insulation
D. Uniformly all over
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
, 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
4. What is the form factor of a triangular wave?
A. 1.16
B. 1.11
C. 1.73
D. 1.41
5. In a rectangular wave, the form factor is A. 1.11
B. 1.16
C. 1.0
D. 1.73
6. Which of the following dielectric materials makes the highest-capacitance
capacitor?
A. Air
B. Barium-strontium titanite
C. Mica
D. Electrolyte
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
8. An electric circuit contains
,A. Passive elements
B. Active elements
C. Both active and passive elements
D. Reactive elements
, 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
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
11. What is a closed path made of several branches of the network called?
A. Junction
B. Node
C. Terminal
D. Loop
12. The internal resistance of an ideal voltage source is
A. Infinite
B. Equal to the load resistance
C. Zero
D. To be determined
13. What is the conductance of a circuit having three 10 Ω resistors in parallel?
A. 0.3 S
B. 3.33 S
C. 0.33 S
D. 30 S
14. Electric energy refers to
A. Volt divided by coulomb
B. Volt-ampere
1. The potential gradient in a cable is maximum in
A. Conductor
B. Outer sheath
C. Insulation
D. Uniformly all over
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
, 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
4. What is the form factor of a triangular wave?
A. 1.16
B. 1.11
C. 1.73
D. 1.41
5. In a rectangular wave, the form factor is A. 1.11
B. 1.16
C. 1.0
D. 1.73
6. Which of the following dielectric materials makes the highest-capacitance
capacitor?
A. Air
B. Barium-strontium titanite
C. Mica
D. Electrolyte
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
8. An electric circuit contains
,A. Passive elements
B. Active elements
C. Both active and passive elements
D. Reactive elements
, 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
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
11. What is a closed path made of several branches of the network called?
A. Junction
B. Node
C. Terminal
D. Loop
12. The internal resistance of an ideal voltage source is
A. Infinite
B. Equal to the load resistance
C. Zero
D. To be determined
13. What is the conductance of a circuit having three 10 Ω resistors in parallel?
A. 0.3 S
B. 3.33 S
C. 0.33 S
D. 30 S
14. Electric energy refers to
A. Volt divided by coulomb
B. Volt-ampere
