RLC Transients and Resonance - Electrical Circuits - Biomedical Engineering Previous Year Questions

1

2021 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2021

In the circuit shown below, \(R_1 = 2 \Omega\), \(R_2 = 1 \Omega\), \(L_1 = 2\text{ H}\), and \(L_2 = 0.5\text{ H}\). Which of the following describe(s) the characteristics of the circuit?

A

Second order high pass filter

B

Second order low pass filter

C

Underdamped system

D

Overdamped system

Check answer

Open complete paper

2

2021 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2021

In the circuit given below, Vs = 50 V. Let the circuit reach steady state for the SPDT switch at position 1. Once the circuit is switched to position 2, the energy dissipated in the resistors is ______ J. (rounded off to one decimal place)

Check answer

Open complete paper

3

2022 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2022

A series RLC circuit with R = 10 Ω, L = 50 mH and C = 100 μF connected to 200 V, 50 Hz supply consumes power P. The value of L is changed such that this circuit consumes same power P but operates with lagging power factor. The new value of L is ______ mH (rounded off to two decimal places).

Check answer

Open complete paper

4

2022 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2022

A series RLC circuit is connected to 220 V, 50 Hz supply. For a fixed value of R and C, the inductor L is varied to deliver the maximum current. This value is 0.4 A and the corresponding potential drop across the capacitor is 330 V. The value of the inductor L is ________ H (rounded off to two decimal places).

Check answer

Open complete paper

5

2023 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2023

In the following circuit, the switch S is open for \( t < 0 \) and closed for \( t \geq 0 \). What is the steady state voltage (in Volts) across the capacitor when the switch is closed? (Round off the answer to one decimal place.)

Check answer

Open complete paper

6

2023 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2023

In the circuit shown below, it is observed that the amplitude of the voltage across the resistor is the same as the amplitude of the source voltage. What is the angular frequency \( \omega_0 \) (in rad/s)?

A

\(10^4 \)

B

\(10^3 \)

C

\(10^3 \pi \)

D

\(10^4 \pi \)

Open complete paper

7

2025 · Biomedical Engineering · Electrical Circuits · RLC Transients and Resonance

Biomedical Engineering (BM) 2025

For the RLC circuit shown below, the root mean square current (\(I_{rms}\)) at the resonance frequency is __________ amperes. (rounded off to the nearest integer)

Check answer

Open complete paper