why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

0 Answers   Baosteel,

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

0 Answers  

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how load of a turbo generator can be increased

0 Answers  

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Why Magnetic Core Balance test is performed only on Star side of Transformer and not on Delta Side of Transformer (Vector Group Dyn11)?

1 Answers  

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Does the total power means fundamental plus Harmonics?

2 Answers  

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if we know Fault level say 25 KA , How to decide busbar size for Distribution network of 1000 Amp Breaker ? Sample Calculation or Farmula Available or not ?

4 Answers   TCS,

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Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why

13 Answers   Lovely Professional University, NTPC,

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what is mean by dual digital protection in the relay field?

0 Answers   ABB,

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When will you multiply and devide with derating factors to the actual value while sizing the cable?

0 Answers  

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cb used in railway applications is?

2 Answers   NTPC,

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How can calculate thermal overload in relay?

1 Answers   ABB,

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what is linear elements

1 Answers  

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