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This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory knowledge and support exam preparation. Choose a topic below to get started.
1. |
In the circuit given below, the maximum power that can be transferred to the resistor RL is _____________ |
A. | 1 W |
B. | 10 W |
C. | 0.25 W |
D. | 0.5 W |
Answer» D. 0.5 W | |
2. |
In the figure given below, the pole-zero plot corresponds to _____________ |
A. | Low-pass filter |
B. | High-pass filter |
C. | Band-pass filter |
D. | Notch filter |
Answer» E. | |
3. |
In the circuit given below, the equivalent inductance is ____________ |
A. | L1 + L2 – 2M |
B. | L1 + L2 + 2M |
C. | L1 + L2 – M |
D. | L1 + L2 |
Answer» B. L1 + L2 + 2M | |
4. |
A moving coil of a meter has 250 turns and a length and depth of 40 mm and 30 mm respectively. It is positioned in a uniform radial flux density of 450 mT. The coil carries a current of 160 mA. The torque on the coil is? |
A. | 0.0216 N-m |
B. | 0.0456 N-m |
C. | 0.1448 N-m |
D. | 1 N-m |
Answer» B. 0.0456 N-m | |
5. |
In the circuit given below, the number of node and branches are ______________ |
A. | 4 and 5 |
B. | 4 and 6 |
C. | 5 and 6 |
D. | 6 and 4 |
Answer» C. 5 and 6 | |
6. |
In the circuit given below, the 60 V source absorbs power. Then the value of the current source is ____________ |
A. | 10 A |
B. | 13 A |
C. | 15 A |
D. | 18 A |
Answer» B. 13 A | |
7. |
For a 2 port network, the transmission parameters are given as 10, 9, 11 and 10 corresponds to A, B, C and D. The correct statement among the following is? |
A. | Network satisfies both reciprocity and symmetry |
B. | Network satisfies only reciprocity |
C. | Network satisfies only symmetry |
D. | Network satisfies neither reciprocity nor symmetry |
Answer» B. Network satisfies only reciprocity | |
8. |
The relation AD – BC = 1, (where A, B, C and D are the elements of a transmission matrix of a network) is valid for ___________ |
A. | Both active and passive networks |
B. | Passive but not reciprocal networks |
C. | Active and reciprocal networks |
D. | Passive and reciprocal networks |
Answer» E. | |
9. |
The condition for a 2port network to be reciprocal is ______________ |
A. | Z11 = Z22 |
B. | BC – AD = -1 |
C. | Y12 = -Y21 |
D. | h12 = h21 |
Answer» C. Y12 = -Y21 | |
10. |
Two networks are connected in series parallel connection. Then, the forward short-circuit current gain of the network is ____________ |
A. | Product of Z-parameter matrices |
B. | Sum of h-parameter matrices |
C. | Sum of Z-parameter matrices |
D. | Product of h-parameter matrices |
Answer» C. Sum of Z-parameter matrices | |
11. |
How many incandescent lamps connected in series would consume the same total power as a single 100 W/220 V incandescent lamp. The rating of each lamp is 200 W/220 V? |
A. | Not possible |
B. | 4 |
C. | 3 |
D. | 2 |
Answer» E. | |
12. |
In the circuit given below, the current through the 2 kΩ resistance is _____________ |
A. | Zero |
B. | 1 mA |
C. | 2 mA |
D. | 6 mA |
Answer» B. 1 mA | |
13. |
In the circuit given below, the number of chords in the graph is ________________ |
A. | 3 |
B. | 4 |
C. | 5 |
D. | 6 |
Answer» C. 5 | |
14. |
In the circuit given below, the value of R is ___________ |
A. | 2.5 Ω |
B. | 5.0 Ω |
C. | 7.5 Ω |
D. | 10.0 Ω |
Answer» D. 10.0 Ω | |