.. Add 3coswt and -4sinwt

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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Prove the answer on this characteristics of sinusoids

Example 1. Add 3coswt and -4sinwt
-4
0
sin wt
5
53.1°
+3
cos wt
3 coswt - 4 sinwt = 5 cos(wt + 53.1°)
Transcribed Image Text:Example 1. Add 3coswt and -4sinwt -4 0 sin wt 5 53.1° +3 cos wt 3 coswt - 4 sinwt = 5 cos(wt + 53.1°)
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