RLC Circuits and Resonance Questions and Answers
RLC Circuits and Resonance aptitude questions and answers with explanations form a core part of electronics and communication engineering exams. These questions involve analyzing resistive, inductive, and capacitive components in series and parallel combinations. Understanding resonance, impedance, and frequency response is key for solving related numerical problems efficiently. Competitive exams like GATE, ISRO, and BARC often include RLC circuit problems to evaluate candidates’ understanding of AC circuit theory. Practicing aptitude questions with detailed explanations builds a strong conceptual base, enabling students to master time constants, bandwidth, and resonance frequency calculations.
RLC Circuits and Resonance
Showing 10 of
13 questions
11. If the bandwidth of a filter increases:
- Q decreases
- the roll-off rate increases
- the half-power frequency decreases
- the center frequency decreases
12. Which statement best describes reactance in a series RLC circuit?
- Capacitive reactance is always dominant.
- Inductive reactance is always dominant.
- Resistance is always dominant.
- The larger of the two reactances is dominant.
13. Voltage lags current in an RLC circuit when it acts:
- capacitively
- resistively
- inductively
- resonantly