when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)

0 Answers  

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wil a dc motor run without a starter??

9 Answers   MRF,

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What is mean by spike arrester(Voltage Operated)

0 Answers   Siemens,

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In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?

1 Answers  

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What are the different protection systems used to protect the transformer internally and externally?

16 Answers  

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what is the generation action and motoring action?

3 Answers  

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What is slip in an induction motor?

0 Answers  

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why ups rated in kva

1 Answers   MRF,

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How to measure the earth resistance value in a concrete pavement(flood light area)?

0 Answers   ANZ, Watt,

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for which possible reasons a motor can fail to start??

4 Answers   CEB, Essar,

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What is the SCR system in drilling rig.

2 Answers   Weatherford,

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State kirchoff current law?

0 Answers  

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