E5A01

What can cause the voltage across reactances in series to be larger than the voltage applied to them?

  1. Resonance

E5A02

What is resonance in an electrical circuit?

  1. The frequency at which the capacitive reactance equals the inductive reactance

E5A03

What is the magnitude of the impedance of a series R-L-C circuit at resonance?

  1. Approximately equal to circuit resistance

E5A04

What is the magnitude of the impedance of a circuit with a resistor, an inductor and a capacitor all in parallel, at resonance?

  1. Approximately equal to circuit resistance

E5A05

What is the magnitude of the current at the input of a series R-L-C circuit as the frequency goes through resonance?

  1. Maximum

E5A06

What is the magnitude of the circulating current within the components of a parallel L-C circuit at resonance?

  1. It is at a maximum

E5A07

What is the magnitude of the current at the input of a parallel R-L-C circuit at resonance?

  1. Minimum

E5A08

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

  1. The voltage and current are in phase

E5A09

What is the phase relationship between the current through and the voltage across a parallel resonant circuit?

  1. The voltage and current are in phase

E5A10

What is the half-power bandwidth of a parallel resonant circuit that has a resonant frequency of 1.8 MHz and a Q of 95?

  1. 18.9 kHz

E5A11

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

  1. 47.3 kHz

E5A12

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

  1. 31.4 kHz

E5A13

What is the half-power bandwidth of a parallel resonant circuit that has a resonant frequency of 14.25 MHz and a Q of 187?

  1. 76.2 kHz

E5A14

What is the resonant frequency of a series RLC circuit if R is 22 ohms, L is 50 microhenrys and C is 40 picofarads?

  1. 3.56 MHz

E5A15

What is the resonant frequency of a series RLC circuit if R is 56 ohms, L is 40 microhenrys and C is 200 picofarads?

  1. 1.78 MHz

E5A16

What is the resonant frequency of a parallel RLC circuit if R is 33 ohms, L is 50 microhenrys and C is 10 picofarads?

  1. 7.12 MHz

E5A17

What is the resonant frequency of a parallel RLC circuit if R is 47 ohms, L is 25 microhenrys and C is 10 picofarads?

  1. 10.1 MHz

 

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