Capacitors are not used to improve the PF of industrial loads to minimize the reactive power required from the utilitycompanyTrueFalse

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Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...

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Similar questions

Let a 100V sinusoidal source be connected to a series combination of a 3 resistor, an 8 inductor, and a 4 capacitor. (a) Draw the circuit diagram. (b) Compute the series impedance. (C) Determine the current I delivered by the source. Is the current lagging or leading the source voltage? What is the power factor of this circuit?
In reference to the load, how are capacitors connected to help prevent voltage spikes and surges? Are capacitors connected in parallel or in series with the load?
In a pure capacitive circuit, does the current lead or lag the voltage?
How many degrees are the current and voltage out of phase in a pure capacitive circuit?
QUESTION 3 An inductor, a capacitor, and a resistor are connected in parallel with a function generator. The inductor draws 100mA RMS, the capacitor draws 150mA RMS, and the resistor draws 200mA RMS. Find the magnitude of the total current. O 450mA RMS O 544mA RMS O 352mA RMS O 206mA RMS
A 47-ohms load resistor is connected in series with a 10-uF capacitor. At what frequency will the capacitor reach the same value as the load resistor?
By convention, the sign of reactive power to an inductance is and the sign of reactive power to a capacitance is
What's 23
Use nodal analysis to determine current in the capacitor in the figure below. Choose the right answer.
An inductor and a 470 ohm resistor are connected in series with a function generator. The current is 53.7mA RMS 8kHz. The reactive power is 2.32 var. Find the value of the inductance.
Q4. Determine the equivalent inductance and equivalent current of the inductive circuit in Figure Q4. If L5 is replaced with a capacitor of 0.5 mF, how would it affect the branch current? The alternating Voltage source has an amplitude of 20 Vm. Vm Sine 50 Hz L1 5 mH L2 3 mH Figure Q4 reee L3 6.6 mH L4 2.8 mH rele L5 7 mH
An inductive impedance of 40 + j40 ohms is connected in parallel with a pure capacitor. What must be the reactance of the capacitor in ohms so that the total current is in phase with the supply voltage of 230V?

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Capacitors are not used to improve the PF of industrial loads to minimize the reactive power required from the utility company True False