Why the vector group of excitation transformer in static excitation system is Dy5?

2 Answers   CSEB, SRF,

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why dc series moter is not started at no load?

5 Answers   IOCL,

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what is the knee point voltage ? what is differtial rela? what is impedance and % of impedane? what is the postive phase sequance ? negative phase sequane ? and zero sequance impedance ? what is sortcircuit calculaion? why take calculation? define stabilty test ? why? what sentivity test? define merz protection ? what is the burden ? class 5p10, accracy, metering ct take knee point voltage test thet time what heppan why dont take knee point test to metering ct?

0 Answers  

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Explain the advantages and disadvantages of hydropower plant?

0 Answers  

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why use -48 volt DC power in telecom?

3 Answers  

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How will you Protect aeroplanes and Ships from Lightining?

3 Answers   Parco,

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what is meant by impedence? can you describe easy becuse iam not well familier in electrical?

2 Answers  

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in what type of applications v can use q meter?

0 Answers  

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we r having 3 core 3 1/2, 4 core cables how we can know this cable has to be used for this purpose?

5 Answers  

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what is the difference between metalhalide and mercury vapour lamp

1 Answers  

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SUTIABLE FOR ohm's law super conductor

0 Answers  

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What do you mean by passive circuit elements and why these are called passive?

0 Answers  

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