Examen
QUESTION 01 1.1 State 7 disadvantages of low power factor. (7) 1.2 Discuss 3 causes of low power factor. (3) Answer 1.1 i. High KVA rating of equipment√ ii. Less amount of active power√ iii. Large voltage drops in alternators√ iv. Large copper losse
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QUESTION 01 1.1 State 7 disadvantages of low power factor. (7) 1.2 Discuss 3 causes of low power factor. (3) Answer 1.1 i. High KVA rating of equipment√ ii. Less amount of active power√ iii. Large voltage drops in alternators√ iv. Large copper losses√ v. Poor voltage regulation√ vi. Reduced handling capacity of systems√ vii. Increasing size of conductors√ 1.2 i. Single or three phase induction motors√ ii. Arc lamps, electric discharge lamps and industrial heating furnaces√ iii. High Magnetization current due to varying load on the power system√ QUESTION 02 (Resonance) 2.1 A coil is supplied from an A.C source that is represented by the following equations for voltage and current:
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- Chamberlain College Of Nursing
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- Information Technology Project Management
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- Subido en
- 27 de enero de 2022
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- 7
- Escrito en
- 2021/2022
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question 01 11 state 7 disadvantages of low power factor 7 12 discuss 3 causes of low power factor 3 answer 11 i high kva rating of equipment√ ii less amount of active power√ iii lar
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