Scenario A company manufacturing extra low voltage fluorescent fittings is looking at improving the adaptability and efficiency of their product. (i) The circuit shown below is for a typical ELV fluorescent lamp fitting, which operates at 24V 50HZ. Assuming the fluorescent tube has an operating resistance of 300 and an ideal transformer, determine: a. the current supplied by the source b. the impedance seen at the supply (HV side) c. the power dissipated by the tube d. the operating power factor of the fitting Choke C=20µF r= 80 L= 120mH Supply 24V rms Fluorescent 230V 50HZ Tube RMS
Scenario A company manufacturing extra low voltage fluorescent fittings is looking at improving the adaptability and efficiency of their product. (i) The circuit shown below is for a typical ELV fluorescent lamp fitting, which operates at 24V 50HZ. Assuming the fluorescent tube has an operating resistance of 300 and an ideal transformer, determine: a. the current supplied by the source b. the impedance seen at the supply (HV side) c. the power dissipated by the tube d. the operating power factor of the fitting Choke C=20µF r= 80 L= 120mH Supply 24V rms Fluorescent 230V 50HZ Tube RMS
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:Scenario
A company manufacturing extra low voltage fluorescent fittings is looking at improving the
adaptability and efficiency of their product.
(i)
The circuit shown below is for a typical ELV fluorescent lamp fitting, which operates at
24V 50HZ. Assuming the fluorescent tube has an operating resistance of 300 and an ideal
transformer, determine:
a. the current supplied by the source
b. the impedance seen at the supply (HV side)
c. the power dissipated by the tube
d. the operating power factor of the fitting
Choke
C=20µF
r= 80
L= 120mH
Supply
24V rms
Fluorescent
230V
50HZ
Tube
RMS
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