5. An impedance coil is connected in parallel with a capacitance C of 12.5 µF. The input voltage to the circuit is 100 V at 31.8 Hz. The phase angle between the two branch curents (lh and l2) is 120° and the current in the first branch is li = 0.5A. Determine the following: a) the current a and total current bị the value of R and X. c) the value of inductor (L in mH)

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Author:Robert L. Boylestad
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5. An impedance coil is connected in parallel with a capacitance C of 12.5 µF. The input
voltage to the circuit is 100 V at 31.8 Hz. The phase angle between the two branch
currents (Ih and la) is 120° and the current in the first branch is l; = 0.5A. Determine the
following:
a) the current a and total current
b) the value of R and X.
c) the value of inductor (L in mH)
dj the total impedance
e) the power factor
f) the value of conductance (G in mu) and susceptance (B in µU)
9) total admittance
IT
12
100 V
: = 12.5 µF
l1 = 0.5 A
XL
Transcribed Image Text:5. An impedance coil is connected in parallel with a capacitance C of 12.5 µF. The input voltage to the circuit is 100 V at 31.8 Hz. The phase angle between the two branch currents (Ih and la) is 120° and the current in the first branch is l; = 0.5A. Determine the following: a) the current a and total current b) the value of R and X. c) the value of inductor (L in mH) dj the total impedance e) the power factor f) the value of conductance (G in mu) and susceptance (B in µU) 9) total admittance IT 12 100 V : = 12.5 µF l1 = 0.5 A XL
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