3. What must be the speed of a six-pole 25-Hz synchronous generator? -a) 500 rpm b) 900 грm c) 1200 rpm d) none of the above 4. A three-phase generator has a load of 100 kW per phase at a power factor of 80 percent, lagging. A) What is the three-phase kilowatt load? a) 30.1 kW b) 300 kW c) 375 kW d) none of the above B) What is the three-phase kilovoltampere load? a) 30.1 kVA b) 300 kVA c) 375 kVA d) none of the above C) What is the line current if the line voltage is 7200 V? a) 30.1 A -b) 300 A c) 375 A d) none of the above 5. The line voltage of a wye-connected 2400-V 600-kVA unity power factor AC generator is reconnected for delta operation. What is the new voltage, current, and kilovoltampere rating? A) Voltage a) 1385.6 V b) 2400 V c) 4156.9 V d) none of the above

3. What must be the speed of a six-pole 25-Hz synchronous generator? -a) 500 rpm b) 900 грm c) 1200 rpm d) none of the above 4. A three-phase generator has a load of 100 kW per phase at a power factor of 80 percent, lagging. A) What is the three-phase kilowatt load? a) 30.1 kW b) 300 kW c) 375 kW d) none of the above B) What is the three-phase kilovoltampere load? a) 30.1 kVA b) 300 kVA c) 375 kVA d) none of the above C) What is the line current if the line voltage is 7200 V? a) 30.1 A -b) 300 A c) 375 A d) none of the above 5. The line voltage of a wye-connected 2400-V 600-kVA unity power factor AC generator is reconnected for delta operation. What is the new voltage, current, and kilovoltampere rating? A) Voltage a) 1385.6 V b) 2400 V c) 4156.9 V d) none of the above

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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