what is meant by phase transformation ratio in induction motors?

2 Answers  

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in a dc motor we supply current only to the armature conductors,from where is the field winding gets excited then??

3 Answers   RRB, Siemens,

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Due to ferranti effect which power increases at the receiving end?active power or reactive power?

5 Answers  

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comparision between ACB and VCB

0 Answers   Lupin,

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Why screen of the screened cable not earthed on both the ends of cable

1 Answers  

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Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.

0 Answers  

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can I connect step down transformer(25KvA,240V Phase to phase)to output of online UPS(15KvA,440V PHASE TO PHASE) Load connect to TRANSFORMER is 13KvA,240V PHASE TO PHASE. please brief if it is wrong

1 Answers   DRJ ARDE,

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Difference B/W A/C & D/C Motors..?

10 Answers   Toyota,

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why stone used in Transformer yard.

9 Answers   Birla, Eskom,

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What is the Gap Should maintain for HT cables crossing of LT Cable?

2 Answers  

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why a single phase motor of same rating takes more amps than the three phase motor? as single phase motor at 230v takes 5amp per HP while 3 p motor takes 2.5amp per hp at 230v.

1 Answers  

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what will happen if 11KV is given to 1.5 square mm cable connected with constant load of 10A ?what will be the condition of cable after injecting the voltage?

1 Answers  

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