how the reverse power relay acts..

2 Answers  

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What is the criteria for deciding whther fire wall is required between two power transformers

1 Answers  

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What is transformation ratio what it describes?

0 Answers   Cushman Wakefield,

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In an ideal transformer no load primary current I0 A lags behind V1 by 90 degree B is in the phase with V1 C leads V1 by 90 degree D lags V1 by 45 degree

1 Answers  

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why is the earthing pin on 3 pin top are big and thick

3 Answers   Marriott,

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why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

0 Answers  

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Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction

0 Answers  

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why we are using DC violtage for testing of cables....which is used in HV AC applicatons...

1 Answers  

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list the type of vfd? wich is sutable for heating kiln?

0 Answers   AluChem,

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What are the fire Estingushers use in electrical fire?

3 Answers  

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Dg daily a check duration

5 Answers   AirIndia,

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how slip power recovery system work

0 Answers   Ambuja,

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