What is the application of Nitrogen Injection system in Transformer Protection?

1 Answers   HPL,

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Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

0 Answers   College School Exams Tests,

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how much mininmum length required to conduct a DC Hipot Test on 33kV AC Cable with 45kV DC? Is it 20meter or Less then 20?

0 Answers   ABB,

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errection check list for transformer maintenance

0 Answers   RRB,

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(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

0 Answers   Cognizant,

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l&t switch FN 63 handle position can we change

0 Answers   OPTCL,

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when ELCB breaks the circuit than INVERTER auto-connect the circuit to the battery than how can the operetor is safe??

1 Answers  

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When generator connected, the circuit ELCB exploded. What is the reson?

3 Answers  

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what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN A DC MACHINE OUTPUT AND RECTIFIER OUTPUT...

3 Answers   Cesco, NTPC, RRB,

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WHAT IS A DIFFERENCE BETWEEN A DC GEAR MOTOR AND STEPPER MOTOR.AND WHICH IS MORE APPROPRIATE TO USE FOR POSITION CONTROL PURPOSE?

1 Answers  

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what is the MF if CT ratio is 500/5 and in meter specification is 3.75 REVS/KWH? Thanks and Regards Selvendran.N

1 Answers  

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