. In order to tune a parallel resonant circuit to a lower frequency, the capacitor must a. Be increase. b. Be decrease. Remain the same. c. Be Zero. 2. In a very low frequency a series resonance circuit behaves as almost purely........... circuit. d. Inductive and capacitive. a. Resistive. c. Inductive. b. Capacitive. 3. Real part of the total impedance at resonance for complicated AC circuit is........... b. Zero Value. a. Positive Value. c. Negative Value. d. Complex value.

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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Chapter1: Introduction
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b. Choose the suitable choice for nine of the following sentences.
1. In order to tune a parallel resonant circuit to a lower frequency, the capacitor must
b. Be decrease.
c. Be Zero.
a. Be increase.
di Remain the same.
2. In a very low frequency a series resonance circuit behaves as almost purely.......... circuit.
c. Inductive.
a. Resistive.
d. Inductive and capacitive.
b. Capacitive.
3. Real part of the total impedance at resonance for complicated AC circuit is..........
a. Positive Value.
b. Zero Value.
c. Negative Value.
d. Complex value.
4. For admittance locus the maximum obtained power factor is depend on:
c. Minimum power d. Minimum angle
b. Maximum voltage
a. Maximum current
5. Any non-sinusoidal symmetrical waves are basically composite from fundamental wave plus
harmonics waves.
b. even
c. odd & even
d. odd or even
a. odd
6.. If we append an inductance in series to an RL series circuit, the time constant will be........
c. Increases and Decreases d. Increases or Decreases
circuit.
7. The double energy transient occur in the.
b. Decreases
a. Increases
a. Purely inductive.
b. Resistance and inductance.
c. Resistance and capacitance d. Resistance, inductance and capacitance.
8. Which among the following is regarded as short circuit reverse transfer admittance?
a. Y₁
b. Y12
c. Y21
d. Y 22
9. The sign of the induced voltage could be determined by the ....... of current in the coil.
a. amplitude b. direction
c. phase
d. frequency
10. For a 3-phase load balanced condition, each phase has the same value of
a. impedance. b. resistance. c. power factor. d. all of these.
of
Transcribed Image Text:b. Choose the suitable choice for nine of the following sentences. 1. In order to tune a parallel resonant circuit to a lower frequency, the capacitor must b. Be decrease. c. Be Zero. a. Be increase. di Remain the same. 2. In a very low frequency a series resonance circuit behaves as almost purely.......... circuit. c. Inductive. a. Resistive. d. Inductive and capacitive. b. Capacitive. 3. Real part of the total impedance at resonance for complicated AC circuit is.......... a. Positive Value. b. Zero Value. c. Negative Value. d. Complex value. 4. For admittance locus the maximum obtained power factor is depend on: c. Minimum power d. Minimum angle b. Maximum voltage a. Maximum current 5. Any non-sinusoidal symmetrical waves are basically composite from fundamental wave plus harmonics waves. b. even c. odd & even d. odd or even a. odd 6.. If we append an inductance in series to an RL series circuit, the time constant will be........ c. Increases and Decreases d. Increases or Decreases circuit. 7. The double energy transient occur in the. b. Decreases a. Increases a. Purely inductive. b. Resistance and inductance. c. Resistance and capacitance d. Resistance, inductance and capacitance. 8. Which among the following is regarded as short circuit reverse transfer admittance? a. Y₁ b. Y12 c. Y21 d. Y 22 9. The sign of the induced voltage could be determined by the ....... of current in the coil. a. amplitude b. direction c. phase d. frequency 10. For a 3-phase load balanced condition, each phase has the same value of a. impedance. b. resistance. c. power factor. d. all of these. of
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