Answer / jkumarkamal

It can be reverse(Interchange) the ARMATURE winding lead or the FIELD winding Lead in the Terminals.

Answer / k.prakashchandra

You mean polarity ? Reverse the DC supply to the field

why dc series motors never start without some load, and what will happen if starting with out load..

1 Answers  

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if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .

0 Answers   BSNL,

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What current position are you holding in your current company?

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what is the ohmic value of transformers

1 Answers  

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why DG battery blast

2 Answers  

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what are the different sizes of U.G. cable & where these cabl;es are used according to voltage ..

0 Answers   HPCL,

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I need to compare the energy consumption of an industrial machine before and after improving. Shall I compare the apparent power or the active power? I know usually factories use compensated capacitors (or other similar components) to compensate the reactive power, so if I use the apparent power, it's not the real power consumed.

2 Answers  

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What is FM200 Fire Supresion System??

3 Answers   Emerson,

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How to calculate incoming cable size for 33KV, 1MVA transformer.

1 Answers   IAC,

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

0 Answers  

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

0 Answers  

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why ht motor connection in star

10 Answers   Suzlon,

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