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Electrical Technology, Volume 1 by S. P. Bali

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21

LCR Circuits

OBJECTIVES

In this chapter you will learn about:

  • Inductive and capacitive reactance and impedance
  • Characteristics of electrical parameters
  • Series-connected impedances
  • Series a.c. circuits
  • Polar notation
  • Parallel-connected impedances
  • Parallel a.c. circuits
  • Problems on series and parallel a.c. (single phase) circuits
  • Components of current, leading and lagging power factor
  • LCR circuits
  • The basis of filtering using reactive components
Equation

LCR Circuits

21.1  INTRODUCTION

Inductors and capacitors, when used either singly or in combination in a.c. circuits, affect circuit characteristics in a manner far different from that of resistors. ...

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