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 [°] Power Factor [unitless]

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
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For a circuit element (not shown) of unknown type and impedance, assume the voltage is
v(t) = 170cos(120πt +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 [°]
Power Factor [unitless]
Transcribed Image Text:For a circuit element (not shown) of unknown type and impedance, assume the voltage is v(t) = 170cos(120πt +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 [°] Power Factor [unitless]
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