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how do skin effect is reduced when hallow cond or stranded cond are used ?

1 Answers  

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Convert a star connected network into a delta connected network.

0 Answers   Syntel, Visa,

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how to calculate Amp, 2 different Amp of batteries? Example: No. of Batteries = 2 Battery voltage = 12V 1st Battery rating = 17AH 2nd battery rating = 30AH between parallel connection then output volt 12v Amp?

2 Answers   Bhel, LG Soft,

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hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

0 Answers  

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my b-tech percentage is 50%. what answer will satisfy the hr ?

0 Answers   Wipro,

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What is the function of the auto reclosure relay?

1 Answers  

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Who is reputed manufacturer of TNC switch for ACB in India ?

3 Answers  

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if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

0 Answers  

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Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

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How to PLC give the command to electrical

1 Answers  

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what is magnetizing and demagnetizing current in generator and motor?

0 Answers   HBL Power Systems,

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why is control bus bi-directional?

0 Answers  

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