Answered: Example: The current in a circuit is…

Example: The current in a circuit is given by: i(t)=141.4 sin 377t A. Find the value of: a- the rms current. b- the frequency c- the instantaneous value of the current when t=3 msec.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.10MCQ: The average value of a double-frequency sinusoid, sin2(t+), is given by (a) 1 (b) (c) Zero

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Example: The current in a circuit is given by: i(t)=141.4 sin 377t A. Find the value
of: a- the rms current. b- the frequency c- the instantaneous value of the current
when t=3 msec.

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