Answer / ashwani kumar

voltage source

Answer / frenciskiai

it is certainly a voltage source considering that
differentiating voltage with respect to time = current density

why we use 50 hz frequency in india .. why not 60 hz 

3 Answers  

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how to check the 3ph capacitor is good or not.

14 Answers   MacLellan, Yash Technologies,

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I am having a DG set.The 415 V from Generator is step up to 460 v and then the same is used for Induction furnace. before Step up, I am connecting LT load to my factory use. When Induction furnace is in service from DG, when i try to start a motor, the generator is tripped.Please tell me the reason.

3 Answers  

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why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

0 Answers   Alstom,

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how to find the resistance

3 Answers   Saint Gobain,

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how much percentage(%) of load can feed in power transformer?

1 Answers   Siemens,

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

12 Answers   wbsedcl,

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The basis on which voltage selection of motor is done i.e. either HT or LT.

1 Answers   DAE,

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explain why the secondary terminal of current transformer should not be lift open circuited.

2 Answers  

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what is the difference between potential Transformers and capacitive voltage transfoemers and where it is used?

5 Answers  

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wat system call?

0 Answers  

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Is earthing done for AC or DC or both?

6 Answers  

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