A resistor and a capacitor are connected in series across a 150V AC supply. When the frequency is 40Hz the circuit draws 5A. When the frequency is increased to 50Hz, it draws 6A. Find the values of resistance and capacitance. Also find the power drawn in the second case.

A resistor and a capacitor are connected in series across a 150V AC supply. When the frequency is 40Hz the circuit draws 5A. When the frequency is increased to 50Hz, it draws 6A. Find the values of resistance and capacitance. Also find the power drawn in the second case.

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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Concept explainers

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

Question

A resistor and a capacitor are connected in series across a 150V AC supply. When the
frequency is 40Hz the circuit draws 5A. When the frequency is increased to 50Hz, it
draws 6A. Find the values of resistance and capacitance. Also find the power drawn in
the second case.

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