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Electrical Technology, Volume 1 by S. P. Bali

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16

Single Phase Alternating Voltage and Current

OBJECTIVES

In this chapter you will learn about:

  • The basic a.c. generator
  • A.c. values
  • Phasor diagrams
  • Mathematical operations on a.c. waveforms
  • Phase relation between voltage and current in purely resistive circuits
  • Phase relation between voltage and current in purely inductive circuits
  • Phase relation between voltage and current in purely capacitive circuits
  • Simple numerical problems on the above topics
equation

D.c. and A.c. Values

16.1  INTRODUCTION

Direct current sources drive current in one direction only. Pure d.c. in addition to maintaining its direction of current flow, also maintains a constant ...

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