What is the method of Tan delta test for power Transformes and why it is required.

1 Answers  

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what should be the no load current of an induction motor

2 Answers  

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where can the transformer having vector group Yny0 be used??

0 Answers   GK Power, NEA, Petrotech,

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Why in ESP Positive earthed

0 Answers   Sonhira,

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what is the function of starter & choke in the tube light set & how choke give 1000 volts while switching on.

14 Answers   ADNOC Abu Dhabi National Oil Company, IBM,

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Why short ckt does not happen when solenoid coil connected to supply. as its a wire only.

1 Answers   Siemens,

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How vfd saving power.

0 Answers  

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Why dc shunt motor in lathe, compound motor in rolling mills

1 Answers  

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what is the cause of voltage dipp or swell in the transmission lines?

0 Answers  

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In a poly phase circuit if clamp on meter shows same load on three phases and their sum on neutral then why we use three and a half core cable or maximum the same size of core as that of phase?

1 Answers  

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Purpose of lighting transformer.

2 Answers  

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what is a relay?

31 Answers  

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