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D7.5. Calculate the value of the vector current density: (a) in rectangular coordinates at PA(2, 3, 4) if H = x²zay — y²xa₂; (b) in cylindrical coordi- nates at PB (1.5, 90°, 0.5) if H = 2 =(cos 0.26)a; (c) in spherical coordinates at ρ 1 Pc(2, 30°, 20°) if H = -að. sin 0 Ans. -16ax +9ay + 16az A/m²; 0.055az A/m²; a A/m²

D7.5. Calculate the value of the vector current density: (a) in rectangular coordinates at PA(2, 3, 4) if H = x²zay — y²xa₂; (b) in cylindrical coordi- nates at PB (1.5, 90°, 0.5) if H = 2 =(cos 0.26)a; (c) in spherical coordinates at ρ 1 Pc(2, 30°, 20°) if H = -að. sin 0 Ans. -16ax +9ay + 16az A/m²; 0.055az A/m²; a A/m²

Power System Analysis and Design (MindTap Course List)
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
Chapter6: Power Flows
Section: Chapter Questions
Problem 6.27P
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D7.5. Calculate the value of the vector current density: (a) in rectangular coordinates at PA(2, 3, 4) if H = x²zay — y²xa₂; (b) in cylindrical coordi- nates at PB (1.5, 90°, 0.5) if H = 2 =(cos 0.26)a; (c) in spherical coordinates at ρ 1 Pc(2, 30°, 20°) if H = -að. sin 0 Ans. -16ax +9ay + 16az A/m²; 0.055az A/m²; a A/m²
Transcribed Image Text:D7.5. Calculate the value of the vector current density: (a) in rectangular coordinates at PA(2, 3, 4) if H = x²zay — y²xa₂; (b) in cylindrical coordi- nates at PB (1.5, 90°, 0.5) if H = 2 =(cos 0.26)a; (c) in spherical coordinates at ρ 1 Pc(2, 30°, 20°) if H = -að. sin 0 Ans. -16ax +9ay + 16az A/m²; 0.055az A/m²; a A/m²
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