Answer / tahir

In AC supply frequency 50/60 Hz. DC motor can not run with good performance. it may produce harmonics

Answer / marsad

Dc motor cannot be run at good performance when powered by AC supply.. this will result in heavy core loss...
if you really wanted to use both ac or dc suppy for working a motor. you should prefer a universal motor. which is actually an AC series motor with some modifications.. .

Answer / raghunath

The motor can rotate from forward and reverse direction depending upon the + and - cycles

why pull the single core cable?

1 Answers  

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why capacitor using the induction motor?

6 Answers   Kirloskar,

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BRIEF ME CHECKING PRCEDURE OF BATTERY 12V 26AH

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Electricity sometimes can be dangers , sometime got shoked form it . It is because of volatge or Current

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why master trip(86) used in eletromagnet?

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A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

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What is difference b/w fuse and breaker?

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Pls mail me utility & Dg related question with answer

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current cyring capacity of .75sqmm copper cable

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Am using an electronic digital display to see the RPM of ABB ACS 550 drive, which is showing negative value when the motor & drive in stop mode but it is showing correct value during the run mode. can anyone help me out??

2 Answers   Bala Power Solutions,

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