what dose the arrow indicate in the symbol of power transformer?

1 Answers  

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Why the efficiency of a three-phase induction is the motor is less than that of a three-phase transformer?

0 Answers  

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What are dcs and plc?

0 Answers  

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what should be the acceptrd value of winding resistance for 2.5MVA transformer

0 Answers  

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what is the major difference between dc generator and synchronous generator?

4 Answers  

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Explain The Application Of Storage Batteries?

0 Answers   ABB,

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what is the principal of transformer?

2 Answers  

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can we use IGBT as a AC-DC converting device in the applications?

2 Answers  

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

12 Answers   wbsedcl,

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In Transmission System if the potential difference at the two end of line are same then is the transmission of power will continue ? if yes then how.

1 Answers   IOCL,

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How size of Earth Strip is determined for a particular Fault current.

1 Answers  

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which braking is used in traction motor and what is its working send at mukeskumar27@hotmail.com

2 Answers  

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