1. An alternating current is given by i = 25 sin wt. What is the magnitude of the current after 5ms going in the positive direction?w = 250.

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 2.2P: Convert the following instantaneous currents to phasors, using cos(t) as the reference. Give your...
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NAME:
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3. The equations of currents in parallel - connected devices are:
i₁ = 11.3 sin (wt + 7)
10
Subject:
Electrical
Circuits 1
-10
1. An alternating current is given by i = 25 sin wt. What is the magnitude of the
current after 5ms going in the positive direction?w=250.
2. An AC current is given by i = 100 sin 100t. It will achieve a value of 50A after
seconds.
|||
=
i₂ = 8.5 cos (wt +.
7)
is = 15 cos (-²)
(@ 5
2π
What is the rms value of the resultant current?
4. A 10A current is lagging the voltage by 47° and a 12A current is lagging the voltage
by 58°. What is the total current in this situation?
5. From the figure, calculate the average voltage.
V
5
5
10
1 of 1
ω!
92
:
3
Activity #2
July, 2022
Transcribed Image Text:4G 4G Full ← NAME: SECTION: 8:29 Activity 2.pdf 3. The equations of currents in parallel - connected devices are: i₁ = 11.3 sin (wt + 7) 10 Subject: Electrical Circuits 1 -10 1. An alternating current is given by i = 25 sin wt. What is the magnitude of the current after 5ms going in the positive direction?w=250. 2. An AC current is given by i = 100 sin 100t. It will achieve a value of 50A after seconds. ||| = i₂ = 8.5 cos (wt +. 7) is = 15 cos (-²) (@ 5 2π What is the rms value of the resultant current? 4. A 10A current is lagging the voltage by 47° and a 12A current is lagging the voltage by 58°. What is the total current in this situation? 5. From the figure, calculate the average voltage. V 5 5 10 1 of 1 ω! 92 : 3 Activity #2 July, 2022
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