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.....

what is the max working temperature of an oil filled transformer say of about 1500kva.

3 Answers  

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What is the multiplying factor if line ct ratio is 1000/1 and meter ct ratio is -/5 ?

1 Answers  

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State Maximum Power Transfer theorem.

0 Answers   ABB,

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purpose of breaker contact multiplication relay?

5 Answers   ABB,

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why we have to do tan delta test of the transformer oil???

5 Answers  

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why ht line fuse wire is so thin

7 Answers   DLF,

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When is lag lead compensator is required?

0 Answers  

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what is meant by power and distribution transformer ?

0 Answers   CG,

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Pls any send the cable selection chart. at azeemk30@gmail.com

2 Answers  

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140 is load amps for a equipments and what ratio of CT requied for installimg ammeter to amps montering purpose?

1 Answers  

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How voltage step down is done?

3 Answers   IOCL,

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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