Answer / abhishek

there is dialysis of blood in red blood cell and water if we
supply this amount of current for 1 min.

generaly all power generating devices is expressed in KVA or MVA then why power ststion is expressed in MW

6 Answers  

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practically What is power factor

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Why electrons flow only one direction in semiconductors. why can not flow both directions

1 Answers  

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How to calculate the breaker's short circuit current?

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What is the disadvantage in proportional controller?

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i am using auto transformer for starting of induction motor to provide reduse voltages...but the principle of a tansformer according to definition"which transform energy to on circuit to another circuit with constant power and constant frequency". so if i am using reduse voltage then current obsely hige because power is same.but we use auto transfarmer for starting of induction motor to give low current.but here according to definition we are giving hige current.

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sir, i want to know the calculation for find rated current for cable sizes.(both copper & aluminium) with examole. please sir for example: 35sq.mm al.cable is withstands for how many amps? is suitable for 45kw motor?

5 Answers   L&T,

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1amps current equal to howmany electrons to be flowed?

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what is the primary current in 415/415 v when secondry of dry type transformer is shorted.?

3 Answers  

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The unit of resistivity is:(a) ohms(b) ohm millimetre(c) ohm metre(d) ohm/metre

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what is the highest voltage for transmitting electrical power in india

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If we give the 440 V supply at secondary winding of the transformer then what will affect at primary winding???????

6 Answers  

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