Photo AI

Figuur 2.3: RLC-PARALLELKING Gegee: VT = 220 V F = 60 Hz R = 40 Ω Xc = 60 Ω IL = 6 A IR = 5,5 A 2.3.1 Bereken die stroom deur die kapasitator - NSC Electrical Technology Electronics - Question 2 - 2019 - Paper 1

Question icon

Question 2

Figuur-2.3:-RLC-PARALLELKING--Gegee:-VT-=-220-V-F-=-60-Hz-R-=-40-Ω-Xc-=-60-Ω-IL-=-6-A-IR-=-5,5-A--2.3.1-Bereken-die-stroom-deur-die-kapasitator-NSC Electrical Technology Electronics-Question 2-2019-Paper 1.png

Figuur 2.3: RLC-PARALLELKING Gegee: VT = 220 V F = 60 Hz R = 40 Ω Xc = 60 Ω IL = 6 A IR = 5,5 A 2.3.1 Bereken die stroom deur die kapasitator. 2.3.2 Bereken die r... show full transcript

Worked Solution & Example Answer:Figuur 2.3: RLC-PARALLELKING Gegee: VT = 220 V F = 60 Hz R = 40 Ω Xc = 60 Ω IL = 6 A IR = 5,5 A 2.3.1 Bereken die stroom deur die kapasitator - NSC Electrical Technology Electronics - Question 2 - 2019 - Paper 1

Step 1

2.3.1 Bereken die stroom deur die kapasitator.

96%

114 rated

Answer

Die stroom deur die kapasitator, IC, kan bereken word met die formule:

IC=VTXCI_C = \frac{V_T}{X_C}

Hier is:

  • VT = 220 V
  • XC = 60 Ω

Dus:

IC=22060=3,67AI_C = \frac{220}{60} = 3,67 A

Step 2

2.3.2 Bereken die reaktiewe stroom.

99%

104 rated

Answer

Die totale stroom in die stroombaan kan bereken word met:

IT=IR2+IC2I_T = \sqrt{I_R^2 + I_C^2}

Waar:

  • IR = 5,5 A
  • IC = 3,67 A

Berekening:

IT=(5,5)2+(3,67)2=30,25+13,51=43,766,62AI_T = \sqrt{(5,5)^2 + (3,67)^2} = \sqrt{30,25 + 13,51} = \sqrt{43,76} \approx 6,62 A

Step 3

2.3.3 Noem, met 'n rede, of die fasehoek voortloopend of nalopend is.

96%

101 rated

Answer

Die fasehoek is nalopend omdat die stroom deur die kapasitator, IC, groter is as die stroom deur die weerstand, IR. Dit beteken dat die stroom deur die kapasitator die stroom deur die weerstand 'voortloop' in fase.

Join the NSC students using SimpleStudy...

97% of Students

Report Improved Results

98% of Students

Recommend to friends

100,000+

Students Supported

1 Million+

Questions answered

;