what is differnce between oil transformer & dry type transformer ???????????

2 Answers  

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Leakage current,un balance current which relay using for high voltage transmission?

0 Answers   Banking,

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Why a motor blower cobination draw more current at winter than summer?

1 Answers  

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what is the full Form of AAC ant conductor?

5 Answers  

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what is the difference between OD and VL

1 Answers   Bescom,

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In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?

0 Answers  

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In a Synchronous generator, Can AC voltage be used instead of DC voltage in field winding of rotor to produce AC power?

10 Answers   NTPC, Windia,

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Why is the frequency not changed during transformation of electrical energy in a transformer?

0 Answers  

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what is the resistance value of earthing pit and why they are connected?

6 Answers  

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working principles of a generator

3 Answers   Cairn,

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what is "pu" in electrical engg.

4 Answers  

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when measure the core loss of three phase distribution transformer or three phase reactor loss, one phase shown negative watt loss. why??

0 Answers  

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