1)For the next three questions consider an RLC circuit being drivenby AC generat
ID: 1755453 • Letter: 1
Question
1)For the next three questions consider an RLC circuit being drivenby AC generator.
The peak current through a resistor
MARK THE CORRECT ANSWER
A) is in phase with the voltage across the resistor.
B) occurs 1/2 cycle after the peak of the voltage.
C) occurs 1/4 cycle before the peak of the voltage.
D) occurs 1/4 cycle after the peak of the voltage.
E) occurs 1/2 cycle before the peak of the voltage.
2)The peak current through an capacitor
MARK THE CORRECT ANSWER
A) occurs 1/4 cycle after the peak of the voltage.
B) is in phase with the voltage across the capacitor.
C) occurs 1/2 cycle before the peak of the voltage.
D) occurs 1/2 cycle after the peak of the voltage.
E) occurs 1/4 cycle before the peak of the voltage.
3)The peak current through an inductor
MARK THE CORRECT ANSWER
A) occurs 1/2 cycle before the peak of the voltage.
B) occurs 1/4 cycle before the peak of the voltage.
C) occurs 1/2 cycle after the peak of the voltage.
D) occurs 1/4 cycle after the peak of the voltage.
E) is in phase with the voltage across the capacitor.
4)An RLC circuit with a capacitance of 0.010 uF is found toresonant with a frequency of 6.39×103 Hz. What isthe value of the inductor?
Explanation / Answer
1.The peak current through a resistor A) is in phase with the voltage across the resistor _____________________________________ 2-) The peak current through an capacitor E) occurs 1/4 cycle before the peak of the voltage. _______________________________ 3)The peak current through an inductor B) occurs 1/4 cycle after the peak of the voltage. _________________________________ 4)Capacitance =C =1 /[4(pi)^2f^2 L] Solve for L Inductance = (.00000001) X 4 X 3.14^2 X 6390^2/ = .0621 Henries
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