Answer / ashok

A single phase power supply has two "hot" legs or conductors which have a sine wave that are 180 degrees apart.
A three phase power supply has three "hot" conductors which have a sine wave that are 120 degrees apart.

Answer / nancy

In 3 phase,there are 3 wires from line and neutral but in 2
phase only two live wire are there

Answer / lovkush rastogi

A single phase has no neutral point but A three phase has neutral point,
so,that causes a single phase indutoin motor doesn't self start & A/C to the three phase wireing of domestic houses in three phases.

what do you mean by switchgears?

5 Answers   Practical Viva Questions,

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In single core cable, Why non-magnetic material is used??

1 Answers  

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if reactive power become zero in transmission system then what effect on system.???

3 Answers   Sedemac,

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What is power factor? How to improve Power factor? draw a circuit diagram showing the connection of power factor improvement equipment to the electrical instillation.

1 Answers  

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Why Generator KVA not in KW ?

3 Answers   Bygging India, HHH, Tata Motors, TVS,

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What causal system?

1 Answers   NTPC,

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what is full form of google

5 Answers   IBM,

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URGENT PLEASE//////////A WORK SHOP IS HAVING A 100 KVA TRANSFORMER 11KV/415 VOLTS, AND THE CONNECTED LOAD OF THE WORK SHOP IS 80 KW WITH INDUCTIVE LOADS, LIGHTING LOADS,ETC., HOW MANY EARTH ELECTRODES ARE NEEDED AND WHAT IS THE EARTH RESISTANCE OF EACH EARTH ELECTRODE AND COMBINED EARTH RESISTANCE in normal soil. AT 11 KV SIDE AND AT LT SIDE. HOW TO CALCULATE.

1 Answers  

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how to reduce power loss when the tranmission under long distance?

19 Answers  

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what is VSWR?

1 Answers  

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what is the function of Droop CT and where it is used?

3 Answers   Lanco,

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I have two PLC processors. I want to communicate both processor with each other. How i can do so?

0 Answers   IHG InterContinental Hotels Group,

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