Answer / shakeel tu

it is the cosine of the angle between voltage and
current.so we can write vi sin(some angle).

Answer / balaji

The real power means p=visin
angle,The reactive power means p=vicos angle...
the ex for reactive power is battery...in a power station
the reactive power is used to inject in the some additional
to real power.....

Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?

0 Answers   UPCL,

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the distance from my office to d.g is aprox 400mtrs and voltage drops ibn my office near about 40 volt what should i do p[ls suggest.

6 Answers  

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if the magnetic lines can pass through a vaccuum area

0 Answers  

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what is the necessity of under ground cables ??

0 Answers  

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in case of OC+EF relay, how the burden is divided/calculated/shared by the CTs in case of normal (healthy condition) and during fault conditions.? three coils of OC & ef coil is conected in residual connection across the three CTS.

1 Answers  

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different between circuit breaker & switchgear & relays

6 Answers   EFS,

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What is TR of AC?

11 Answers   Carrier, Reliance,

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What is difference between YNyn0 and YNyn ??

0 Answers  

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i applied for the ap transco please forward the freqventley asked QA

0 Answers  

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exact definition of reactive power in power system

2 Answers   Sreetech,

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how to find total current when kva is 30.4 given ? should we use root 3 (1.732) in the formula?

2 Answers  

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is synchrnous pannel is need for two eqal rating transformers to run in parallel

1 Answers  

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