Answer / k.prakashchandra

to limit the current by lowering the voltage

Answer / anshul shekhar

diff. comp. gen. has much higher voltage than terminal
voltage at no load, also these gen. are not damaged by
short circuit. in welding evert time electrodes touhes the
working part, so suitable for welding.

why we are having many type of vector group in the transformer ,what is the use of it?

2 Answers  

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In a synchronous motor. if start is running at high speed.  What will be the starting torque : Higher Lower Zero

0 Answers  

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I have 1 KW, 3ph. 440v, 50 hz, cos(phi) .75, efficiency 75%(star delta connection)Motor. How to calculate line current & Phase current (1) Star connection (2) delta Connection

2 Answers  

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draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

1 Answers  

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what is the difference between thyristors and capacitors

2 Answers   DRDO, ETE,

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We have Diesel generator of 200KW but load connected to it only 100KW. Pl. brief me about fuel consumption.

4 Answers   ARDE,

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What will be the effect if I use inverter as UPS mood?

0 Answers  

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how to do 'pole drop test' on AC generator?

1 Answers  

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What is open delta Xformer? It's adavntages & Use?

0 Answers  

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what is the purpose of measuring % impedence?

1 Answers  

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is it possible to run the any motor when winding grounded? how?

1 Answers  

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how to prepare PPM schudule

3 Answers   TATA,

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