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E5A - Electrical Principles

Extra Class

Resonance and Q: series and parallel resonant circuits, quality factor

13 questions

All E0A E1A E1B E1C E1D E1E E1F E2A E2B E2C E2D E2E E3A E3B E3C E4A E4B E4C E4D E4E E5A E5B E5C E5D E6A E6B E6C E6D E6E E6F E7A E7B E7C E7D E7E E7F E7G E7H E8A E8B E8C E8D E9A E9B E9C E9D E9E E9F E9G E9H
E5A01

What can cause the voltage across reactances in a series RLC circuit to be higher than the voltage applied to the entire circuit?
E5A02

What is the resonant frequency of an RLC circuit if R is 22 ohms, L is 50 microhenries, and C is 40 picofarads?
E5A03

What is the magnitude of the impedance of a series RLC circuit at resonance?
E5A04

What is the magnitude of the impedance of a parallel RLC circuit at resonance?
E5A05

What is the result of increasing the Q of an impedance-matching circuit?
E5A06

What is the magnitude of the circulating current within the components of a parallel LC circuit at resonance?
E5A07

What is the magnitude of the current at the input of a parallel RLC circuit at resonance?
E5A08

What is the phase relationship between the current through and the voltage across a series resonant circuit at resonance?
E5A09

How is the Q of an RLC parallel resonant circuit calculated?
E5A10

What is the resonant frequency of an RLC circuit if R is 33 ohms, L is 50 microhenries, and C is 10 picofarads?
E5A11

What is the half-power bandwidth of a resonant circuit that has a resonant frequency of 7.1 MHz and a Q of 150?
E5A12

What is the half-power bandwidth of a resonant circuit that has a resonant frequency of 3.7 MHz and a Q of 118?
E5A13

What is an effect of increasing Q in a series resonant circuit?