What happens if field winding of the synchronous motor is short * circuited First, starts as induction motor then run as synchronous motor O Not start O Motor will burn out O Run as induction motor O 0 هذا السؤال مطلوب When the field of a synchronous motor is over excited, the power factor

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
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Chapter1: Introduction
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Section 5: Choose the correct Answer
What happens if field winding of the synchronous motor is short
* circuited
First, starts as induction motor then run as synchronous motor
Not start
Motor will burn out
Run as induction motor (
( هذا السؤال مطلوب
La dn j When the field of a synchronous motor is over excited, the power factor
* will be
Leading O
Lagging O
Zero O
Unity O
* The synchronous motors are not self-starting because
The direction of torque on the rotor reverses after every half cycle.
Slip is not present in synchronous machine O
hp
O O O
Transcribed Image Text:X AC docs.google.com/forms/d/e/1FAlpQLSfa1_Fcy2z3FUBw2-aDiF Translate Map gmail M pdf convert ugKJI jsbao P äwly Jguaáll A smallpdf Section 5: Choose the correct Answer What happens if field winding of the synchronous motor is short * circuited First, starts as induction motor then run as synchronous motor Not start Motor will burn out Run as induction motor ( ( هذا السؤال مطلوب La dn j When the field of a synchronous motor is over excited, the power factor * will be Leading O Lagging O Zero O Unity O * The synchronous motors are not self-starting because The direction of torque on the rotor reverses after every half cycle. Slip is not present in synchronous machine O hp O O O
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