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circuit analysis

GATE Electrical Engineering · Network Theory - Two-Port Networks · 2018-2026

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2026 Q24

For the circuit shown, which one of the following options correctly identifies the Thevenin's equivalent parameters between nodes Y and Z?

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2026 Q25

Refer to the four circuits shown. Which one of the following options for k1, k2, k3, and k4 makes all of them realizable?

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2026 Q37

In the circuit shown, the open loop gain of the operational amplifier is A₀ = 105. What is the voltage gain of the circuit? (Round off to two decimal places)

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2026 Q43

The electrical network shown has an independent voltage source (10 V) and a current source (1 u(t) mA). The voltage across the capacitor at time instants (in seconds) t = 0+, t = 0...

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2026 Q44

The terminal voltage and current of a linear electrical network shown in Figure (a) are given in the table. The correct choice for the parameters (IN, RN) of the Norton equivalent...

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2026 Q60

Consider the two-port network shown. For maximum power transfer to the resistive load (RL), the value of RL should be ______ Ω (Round off to two decimal places)

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2026 Q61

Consider the circuit shown. Assume that the diode (D) is ideal. Given Vs = 100 sin(2π50t) V, Vdc = 50 V, and R = 10 Ω, the average value of the current through the diode is ______...

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2025 Q1

The current, i, in the circuit shown below, in A, is ________ (round off to the nearest integer).

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2025 Q18

The I-V characteristics of the element between the nodes X and Y is best depicted by

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2025 Q56

The op-amps in the following circuit are ideal. The voltage gain of the circuit is ________ (round off to the nearest integer).

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2024 Q12

The number of junctions in the circuit is

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2024 Q13

All the elements in the circuit are ideal. The power delivered by the 10 V source in watts is

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2024 Q60

In the given circuit, the diodes are ideal. The current I through the diode D1 in milliamperes is ____________ (rounded off to two decimal places).

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2023 Q29

The value of parameters of the circuit shown in the figure are R1 = 2Ω, R2 = 2Ω, R3 = 3Ω, L = 10 mH, C = 100 μF For time t < 0, the circuit is at steady state with the switch 'K' i...

hard
2023 Q32

For the circuit shown in the figure, V₁ = 8 V, DC and I₁ = 8 A, DC. The voltage Vab in Volts is __________. (Round off to 1 decimal place).

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2023 Q37

Consider the OP AMP based circuit shown in the figure. Ignore the conduction drops of diodes D1 and D2. All the components are ideal and the breakdown voltage of the Zener is 5 V....

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2023 Q44

All the elements in the circuit shown in the following figure are ideal. Which of the following statements is/are true?

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2023 Q59

The Zener diode in circuit has a breakdown voltage of 5 V. The current gain β of the transistor in the active region in 99. Ignore base-emitter voltage drop VBE. The current throug...

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2019 Q19

The current I flowing in the circuit shown below in amperes (round off to one decimal place) is

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2018 Q19

In the two-port network shown, the h₁₁ parameter (where, h₁₁=V₁/I₁, when V₂=0) in ohms is ________ (up to 2 decimal places).

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2018 Q30

In the circuit shown below, the value of capacitor C required for maximum power to be transferred to the load is

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2018 Q32

The equivalent impedance Zeq for the infinite ladder circuit shown in the figure is

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2018 Q35

The approximate transfer characteristic for the circuit shown below with an ideal operational amplifier and diode will be

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2018 Q37

For the circuit shown in the figure below, it is given that $V_{CE} = \frac{V_{CC}}{2}$. The transistor has $\beta = 29$ and $V_{BE} = 0.7$ V when the B-E junction is forward biase...

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2018 Q38

For the circuit shown below, assume that the OPAMP is ideal. Which one of the following is TRUE?

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2018 Q41

In the circuit shown in the figure, the bipolar junction transistor (BJT) has a current gain β = 100. The base-emitter voltage drop is a constant, VBE = 0.7 V. The value of the The...

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2018 Q41

The switch in the figure below was closed for a long time. It is opened at t = 0. The current in the inductor of 2 H for t ≥ 0, is

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2018 Q41

For the network given in figure below, the Thevenin's voltage V_ab is

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2018 Q43

In the circuit shown below, the maximum power transferred to the resistor R is _________ W.

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