For a circuit element (not shown) of unknown type and impedance, assume the voltage is v(t) = 170cos(120nt +15°) V and the current is i(t) = 21cos(120nt -30°) A. Find the Power Angle, 0, and Power Factor of the circuit element. Power Angle, 0 [°] (3 pts): Power Factor [unitless] (3 pts): 45°
For a circuit element (not shown) of unknown type and impedance, assume the voltage is v(t) = 170cos(120nt +15°) V and the current is i(t) = 21cos(120nt -30°) A. Find the Power Angle, 0, and Power Factor of the circuit element. Power Angle, 0 [°] (3 pts): Power Factor [unitless] (3 pts): 45°
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 2.7MCQ
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![For a circuit element (not shown) of unknown type and impedance, assume the voltage is
v(t) = 170cos(120nt +15°) V and the current is i(t) = 21cos(120nt -30°) A.
Find the Power Angle, 0, and Power Factor of the circuit element.
Power Angle, 0 [°] (3 pts): 45°
Power Factor [unitless] (3 pts):](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F88502d0d-f4cc-4814-bf3b-dc7916e9490d%2F98c829d9-62c3-4ce5-a6c1-3c5ba6aeab8e%2Fak30bj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For a circuit element (not shown) of unknown type and impedance, assume the voltage is
v(t) = 170cos(120nt +15°) V and the current is i(t) = 21cos(120nt -30°) A.
Find the Power Angle, 0, and Power Factor of the circuit element.
Power Angle, 0 [°] (3 pts): 45°
Power Factor [unitless] (3 pts):
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