Circuit Elements and Network Theorems - Electrical Circuits - Biomedical Engineering Previous Year Questions

1

2020 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2020

Two inductors with the details given below are wound separately on two identical ring type ferromagnetic cores.

Coil	Number of turns	Gauge of wire	Self-Inductance
Coil-1	N	G	L₁
Coil-2	2N	G/2	L₂

The ratio L₂/L₁ is ________.

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2

2020 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2020

The nearest value of power dissipated in the 3 Ω resistance in the circuit is

A

3 W

B

25/3 W

C

12 W

D

25/12 W

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3

2021 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2021

In the circuit shown below, \(V_s = 100 V\), \(R_1 = 30 \Omega\), \(R_2 = 60 \Omega\), \(R_3 = 90 \Omega\), \(R_4 = 45 \Omega\), and \(R_5 = 30 \Omega\). The current flowing through resistor \(R_3\) is ____ A. (rounded off to two decimal places)

A

+0.30

B

+0.21

C

−0.21

D

−0.30

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4

2022 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2022

Power consumed by the 3 Ω resistor is 12 W in the given circuit. The value of the resistor R in the circuit is ______ Ω.

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5

2023 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2023

In the circuit below, the two DC voltage sources have voltages of value \(V_1\) and \(V_2\). The expression for the power dissipated in the 60 kΩ resistor is proportional to __________.

A

\((V_1 + V_2)^2\)

B

\((3V_1 + V_2)^2\)

C

\((2V_1 + V_2)^2\)

D

\((V_1 + 2V_2)^2\)

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6

2023 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2023

In the circuit given below, what should be the value of the resistance R for maximum dissipation of power in R?

A

1.2 kΩ

B

2.2 kΩ

C

3.2 kΩ

D

4.2 kΩ

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7

2024 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2024

In the circuit below, what is the value of \(I_L\) to transfer the maximum power to load?

A

3 A

B

6 A

C

4 A

D

2 A

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8

2024 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2024

The equivalent impedance, \(Z_{AB}\), in the circuit given below is ______ \(\Omega\). Give your answer rounded off to one decimal place.

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9

2026 · Biomedical Engineering · Electrical Circuits · Circuit Elements and Network Theorems

Biomedical Engineering (BM) 2026

Which one of the following options is the Thevenin voltage (in volts) across the resistor \(R_{load}\) in the circuit given below?

A

7.5

B

5.0

C

15.0

D

10.0

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