Answer / m.kumaran

while the motor runs from rest position the resistance of winding is very low so the motor gets more current.it will damage the motor winding so aviod this we use some starters for limiting the starting current.

Actually why the transformers are rated in KVA.?

4 Answers   BSL, Engineering,

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why we generate 11kv power supply in generating station?

1 Answers   DBG, NTPC,

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why is the conservator tank painted white on the transformer

0 Answers   Bangladesh Bank,

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what is the differences between single phase ind. motor and three phase ind.motor?

3 Answers  

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In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

0 Answers  

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why need of ac exietation in alternater.

2 Answers  

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what is the transformer

5 Answers  

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How to find the length of a Xlpe cable required to transmit 3mva load at 22kv.

1 Answers  

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how power saving takes place through VFD?

9 Answers  

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what is the spdt

1 Answers  

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Why Drives are used to run AC motors?

3 Answers  

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An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

1 Answers   Saint Gobain,

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