Network Theory And Analysis MCQ Questions & Answers

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Learn Network Theory And Analysis MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Network Theory And Analysis MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-3 section-3

Each section contains 100 MCQs on Network Theory and Analysis .

A 220 Ω resistor is in series with a 2.2 µF capacitor. The time constant is

A) 48 µs B) 480 µs C) 2.4 µs D) 24 µs

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Find the Thevenin equivalent circuit parameter for the given network.
Network Theory and Analysis mcq question image

A) V_th = 20 V, R_th = 50 Ω B) V_th = 30 V, R_th = 40 Ω C) V_th = 20 V, R_th = 40 Ω D) V_th = 30 V, R_th = 30 Ω

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

A 100 V, 50 Hz a.c. supply is applied across a series RLC circuit having R = 10 Ω, L = 100 mH and C = 1000 µF The current through the circuit will be

A) 4.33∠-70.5°A B) 3.33∠-70.5°A C) 2.33∠-50.5°A D) 1.33∠-50.5°A

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which one of the following is correct?
Network Theory and Analysis mcq question image

A) is reciprocal but not symmetrical B) is not reciprocal but symmetrical C) is both reciprocal and symmetrical D) is neither reciprocal nor symmetrical

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

A step voltage of 10 V applied to the circuit at t = 0. The current through the resistor R just after t = 0 and at steady state are:
Network Theory and Analysis mcq question image

A) 100 mA, 50 mA B) 50 mA, 50 mA C) 100 mA, 100 mA D) 75 mA, 75 mA

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

A coil with a certain number of turns has a specified time constant. If the number of turns is doubled, the time constant will be

A) halved B) doubled C) become four fold D) unaffected

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Use branch currents in the network shown in below figure to find the current supplied by the 60 V source.
Network Theory and Analysis mcq question image

A) 8 A B) 6 A C) 12 A D) 3 A

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

For a series resonant circuit, at the half power points, which of the following is true?

A) Current is half of the current at resonance B) Resistance is equal to the reactance C) The impedance is half the impedance at the resonance D) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In 0.025 W, there are

A) 25 kW B) 0.00025 mW C) 2,500 µW D) 25 mW

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The reactance of capacitors increases as:

A) applied voltage increases B) AC frequency increases C) applied voltage decreases D) AC frequency decreases

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Network Theory And Analysis MCQ Questions & Answers | ECE