what will be the effect on the voltage .if power frequency is increasing or decreasing.

2 Answers  

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How to find out damper winding failure for synchronous machine?

0 Answers  

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Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.

0 Answers  

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Why is a plain induction motor unsuitable for wide speed control?

0 Answers  

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What motor is used in ceiling fans and what motor is used in table fan.? why table fan is costlier than ceiling fan?

6 Answers   Bhel,

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Inductor and capacitor........power in one phase and ...... in it another phase.

0 Answers  

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What is mean by vector group? For what purposes we doing vector group test in transformers?

2 Answers  

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why we use star and delta connection?why we donot give the supply directly?

12 Answers   Hitech, Siemens, Tata Steel Limited,

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What is the difference between reciprocating & rotary motors in AC units, which is the best one in terms of operation.

2 Answers   MacLellan,

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What is dynamo?How it works and what is the function of dynamo in a DG.

0 Answers  

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What is the different type of class in CTS and why it is required

2 Answers  

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Draw a SLD of DG distribution up to main LT panel?

0 Answers   HSL, TATA,

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