Explore topic-wise MCQs in Network Theory.

This section includes 15 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.

WHAT_IS_THE_VOLTAGE_MEASURED_ACROSS_A_SERIES_SHORT??$

A. Infinite
B. Zero
C. The value of the source voltage
D. Null
Answer» C. The value of the source voltage
2.

What_happens_to_the_current_in_the_series_circuit_if_the_resistance_is_doubled?$

A. It becomes half its original value
B. It becomes double its original value
C. It becomes zero
D. It becomes infinity
Answer» B. It becomes double its original value
3.

Determine_the_phase_angle_in_the_circuit_shown_above.$

A. 58
B. 68
C. -58
D. -68
Answer» D. -68
4.

Determine the voltage across the resistor in the circuit shown above.

A. 3
B. 4
C. 5
D. 6
Answer» D. 6
5.

Find_the_voltage_across_the_capacitor_in_the_circuit_shown_above.

A. 7
B. 7.5
C. 8
D. 8.5
Answer» E.
6.

Many resistors connected in series will?

A. Divide the voltage proportionally among all the resistors
B. Divide the current proportionally
C. Increase the source voltage in proportion to the values of the resistors
D. Reduce the power to zero
Answer» B. Divide the current proportionally
7.

Find the phase angle in the circuit shown above?

A. 15
B. 16
C. 17
D. 18
Answer» C. 17
8.

A voltage across a series resistor circuit is proportional to?

A. The amount of time the circuit was on for
B. The value of the resistance itself
C. The value of the other resistances in the circuit
D. The power in the circuit
Answer» C. The value of the other resistances in the circuit
9.

In the circuit shown above find voltage across inductive reactance.

A. 9.5
B. 10
C. 9
D. 10.5
Answer» B. 10
10.

If there are two bulbs connected in series and one blows out, what happens to the other bulb?

A. The other bulb continues to glow with the same brightness
B. The other bulb stops glowing
C. The other bulb glows with increased brightness
D. The other bulb also burns out
Answer» C. The other bulb glows with increased brightness
11.

In the circuit shown above find the voltage across resistance.

A. 0.303
B. 303
C. 3.03
D. 30.3
Answer» D. 30.3
12.

Find the phase angle θ in the circuit shown above.$

A. 62.33‚Äö√Ö‚àû
B. 72.33‚Äö√Ö‚àû
C. 82.33‚Äö√Ö‚àû
D. 92.33‚Äö√Ö‚àû
Answer» C. 82.33‚Äö√Ñ√∂‚àö√ñ‚Äö√†√ª
13.

Find the current I (mA) in the circuit shown above.

A. 3.03
B. 30.3
C. 303
D. 0.303
Answer» B. 30.3
14.

In a series circuit, which of the parameters remain constant across all circuit elements such as resistor, capacitor and inductor etcetera?

A. Voltage
B. Current
C. Both voltage and current
D. Neither voltage nor current
Answer» C. Both voltage and current
15.

If we apply a sinusoidal input to RL circuit, the current in the circuit is __________ and the voltage across the elements is _______________

A. square, square
B. square, sinusoid
C. sinusoid, square
D. sinusoid, sinusoid
Answer» E.