10. A 3-phase motor rated 50 hp, 220-volts, 75% power factor and 95% efficiency. What is the current at 210-voltsс. 238 Ampsd. 79 Ampsа.144 Ampsb.137 Amps11. A 50-hp, 440-volt, 3-phase, 1750 rpm, SCRIM, how many pair of polesс. 3а.4b. 2d. 112. The required rated voltage applied to a six leads out motor arec. 440-volts and 254-voltsd. All of the aboveа.760-volts and 440-voltsb.220-volts and 127-volts13. The rotating parts of an AC machines isField winding and the coreArmature winding and the corec. Wound Rotor windinga.b.d. All of these

In this question, We need to choose the correct options What is current if voltage V= 210V as…

10. A 3-phase motor rated 50 hp, 220-volts, 75% power factor and 95% efficiency. What is the current at 210-volts 144 Amps 137 Amps c. 238 Amps d. 79 Amps а. b. 11. A 50-hp, 440-volt, 3-phase, 1750 rpm, SCRIM, how many pair of poles

10. A 3-phase motor rated 50 hp, 220-volts, 75% power factor and 95% efficiency. What is the current at 210-volts 144 Amps 137 Amps c. 238 Amps d. 79 Amps а. b. 11. A 50-hp, 440-volt, 3-phase, 1750 rpm, SCRIM, how many pair of poles

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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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

10. A 3-phase motor rated 50 hp, 220-volts, 75% power factor and 95% efficiency. What is the current at 210-volts
с. 238 Amps
d. 79 Amps
а.
144 Amps
b.
137 Amps
11. A 50-hp, 440-volt, 3-phase, 1750 rpm, SCRIM, how many pair of poles
с. 3
а.
4
b. 2
d. 1
12. The required rated voltage applied to a six leads out motor are
c. 440-volts and 254-volts
d. All of the above
а.
760-volts and 440-volts
b.
220-volts and 127-volts
13. The rotating parts of an AC machines is
Field winding and the core
Armature winding and the core
c. Wound Rotor winding
a.
b.
d. All of these

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