A series circuit consisting a 10 Q resistor, a coil and an ideal capacitor is connected across a 200V, 60 Hz power supply. The current drawn is 8 A. The voltage across the coil is 120V and its power factor is 0.8 lagging. Determine (a) the voltage across the capacitor, (b) the resultant voltage across the resistor and the coil, and (c) the capacitance of the ideal capacitor.

A series circuit consisting a 10 Q resistor, a coil and an ideal capacitor is connected across a 200V, 60 Hz power supply. The current drawn is 8 A. The voltage across the coil is 120V and its power factor is 0.8 lagging. Determine (a) the voltage across the capacitor, (b) the resultant voltage across the resistor and the coil, and (c) the capacitance of the ideal capacitor.

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...

See similar textbooks

Similar questions

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?
A utility company plans to connect a total of 20uF of capacitance to a 7200 volt line. To make this connection four capacitors will be connected in series. What is the capacitance of each capacitor? Answer is 80uF. Now what is the minimum AC voltage rating of each capacitor?
TOE This is a photo of a capacitor that corrects the power factor in an AC setup, in DC it is used in electronic board for appliances and other small devices. Tell me something about this photo.
Identify which of the following statement is true, if two capacitances of the same value are present in the circuit, the equivalent capacitancecan be half the value of given capacitance. a. If the capacitances are connected in series. b. None of the given option c. It is not possible d. If the capacitances are connected in parallel.
1.Enumerate five formulas for four series connected capacitances across Vt source and draw the circuit. 1. Enumerate five formulas for four parallel connected capacitances across Vt source and draw the circuit.
A)For the inductive element of Figure 2 , the voltage and current in phasor form is B)the value of impedance and capacitance for capacitor in figure 2 is
1.Enumerate five formulas for series-parallel connected inductances and draw the circuit. 2.Enumerate five formulas for parallel-series connected inductances and draw the circuit.
A resistor & a capacitor are connected in series across 230V, ac supply. The current taken by the circuit is 4 A for 50 Hz frequency. The current is reduced to 2 A, when the frequency of supply is decreased to 40 Hz. Determine the value of resistor & the capacitor.
A utility company plans to connected a total of 20uF of capacitance to a 7,200 volt line. To make this connection, four capacitors will be connected in series. What is the capacitance of each capacitor?
9/ Identify from the following statement when the capacitance can be discharged? a. If resistor is connected in parallel with the capacitor b. If inductor is connected in parallel with the capacitor c. If resistor is connected in series with the capacitor d. If inductor is connected in series with the capacitor
A series circuit consisting of 10 ohm resistance and 60 mH inductance is connected to a 220-volt, 50-hertz source. Determine the voltage drop across the inductance.
A 5uF capacitor is connected across an emf of 50 Volts maximum value and frequency of 1000 cycles. What is the equation of the current?