Resonance in AC Circuits Selectivity mcq Selectivity is a measure of:a) How sharp the frequency response of a circuit isb) The total resistance in a circuitc) The voltage gain of a circuitd) The power dissipation in a circuit Answer: a) How sharp the frequency response of a circuit isExplanation: Selectivity refers to how well a … Read more
Voltages in a Series RLC Circuit mcqs in basic electrical engineering. In a series RLC circuit, the voltage across the resistor is in phase with:a) The currentb) The voltage across the inductorc) The voltage across the capacitord) The total applied voltage Answer: a) The currentExplanation: In a series RLC circuit, the voltage across the resistor … Read more
Frequency Variation in a Series RLC Circuit mcqs In a series RLC circuit, the resonant frequency is determined by:a) Resistanceb) Inductancec) Capacitanced) All of the above Answer: d) All of the above When the frequency of the applied voltage in a series RLC circuit is equal to the resonant frequency , the circuit exhibits:a) Maximum … Read more
The Current in a Series RLC Circuit mcq 1.In a series RLC circuit, R, L, and C represent:a) Resistance, inductance, and capacitance, respectivelyb) Voltage, current, and power, respectivelyc) Frequency, impedance, and reactance, respectivel d) None of the above Answer: a) Resistance, inductance, and capacitance, respectively Explanation: In a series RLC circuit, R represents resistance, L … Read more
Bandwidth Mcq Bandwidth is defined as the:a) Range of frequencies within which a signal can be transmittedb) Difference between the highest and lowest frequencies in a signalc) Rate at which data is transmittedd) None of the above Answer: b) Difference between the highest and lowest frequencies in a signal The unit of bandwidth is:a) Hertz … Read more
Quality Factor mcq The Quality Factor (Q-factor) of a resonant circuit determines:a) The efficiency of energy transferb) The resistance of the circuitc) The capacitance of the circuitd) The inductance of the circuit Answer: a) The efficiency of energy transfer Explanation: The Quality Factor (Q-factor) of a resonant circuit is a measure of its energy efficiency … Read more
Oscillation of Energy at Resonance mcqs What happens to the amplitude of oscillation at resonance?a) It decreasesb) It increasesc) It remains constantd) It cannot be determined Answer: b) It increasesExplanation: At resonance the system absorbs maximum energy , resulting in an increase in the amplitude of oscillation The resonant frequency of a simple harmonic oscillator … Read more
