9-An autotransformer having a transformation ratio of 0.8 supplies a load of 3 kW. The power transferred conductively from primary to secondary is .kW. a- 0.6 b-2.4 c-1.5 d- 0.27 10- The maximum efficiency of a 100-kVA transformer having iron loss of 900 kW and F.L. Cu loss of 1600 W occurs at .. VA. a- 56.3 b- 133.3 c- 75 d- 177.7 11- The output current corresponding to maximum efficiency for a transformer having core loss of 100 W and equivalent resistance referred to secondary of 0.25 2 is .. ampere. a- 20 b-25 c- 5 d- 400

9-An autotransformer having a transformation ratio of 0.8 supplies a load of 3 kW. The power transferred conductively from primary to secondary is .kW. a- 0.6 b-2.4 c-1.5 d- 0.27 10- The maximum efficiency of a 100-kVA transformer having iron loss of 900 kW and F.L. Cu loss of 1600 W occurs at .. VA. a- 56.3 b- 133.3 c- 75 d- 177.7 11- The output current corresponding to maximum efficiency for a transformer having core loss of 100 W and equivalent resistance referred to secondary of 0.25 2 is .. ampere. a- 20 b-25 c- 5 d- 400

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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