Is the inductance parameter of transmission line affected by taking the earth into consideration?is the same true for capacitance? Justify the answer.

1 Answers  

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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 . please reply..............

9 Answers   NTPC,

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why odd hormonics only will effect the power system.why not even hormonics

2 Answers  

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why using touble tube lamp use in factory?

3 Answers   ONGC,

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The MCB circuit breaker have a voltage rating of 440VAC it's possible to supply a voltage of 480Vac

1 Answers  

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Why voltmeter is not connected in seris & ammeter connected in parallel ?

5 Answers  

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What is encoder, how it function

9 Answers   Coca Cola,

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In generally how many earthing required for power

4 Answers  

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What are the different types of transformers?

0 Answers   Syntel, Visa,

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whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 Answers  

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why exciter frequency 150 Hz ?

1 Answers   Siemens,

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best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?

0 Answers  

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