Answer / sakthivel

magnetic current is nothing but no load condition the
tarsformer takes current called of magnetic current .

Answer / jaan

Magnatising current is the amount of current required to
develop required Flux

Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?

2 Answers  

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what is dc mator?types of dc motor?losses in dc motor?what is the mechanical,electrical and commercial efficiency of a dc motor?

0 Answers  

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What is Servo Ventilated Motor?

0 Answers   L&T,

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What is a liquid resistance starter?where it is used??

15 Answers   Mecon,

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(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

0 Answers   Cognizant,

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in case of OC+EF relay, how the burden is divided/calculated/shared by the CTs in case of normal (healthy condition) and during fault conditions.? three coils of OC & ef coil is conected in residual connection across the three CTS.

1 Answers  

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why on delay timer used for fully automatic star delta starter?

0 Answers  

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what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?

0 Answers  

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in a large three phase induction motors usually the value of full load slip is

1 Answers   PSEB,

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what is the difference between ac motor and dc generator

0 Answers   ETA,

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what is the voltage between earth to neutral in lift.

0 Answers   SIPL,

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Hi,, Just I want ask, if the power factor decrease what happen in voltage regulation? Thanks..

1 Answers  

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