what is electrical?

15 Answers  

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3

0 Answers  

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how generator generates electricity?

1 Answers   Suzlon,

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As Electricity Generates in MW I w'd like to know What are the factors we have to consider regarding the transmission of electricity from generation station to Public uses(230 V)

1 Answers  

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wt wil happen if a 120kv line is grounded

4 Answers  

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Why indian power system in 11kv,22kv,33kv,66kv,110kv,220kv ? 2) Why ups required dedicated earth?

8 Answers   Energia, L&T, Sail,

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Sir, I need a power supply at 380V. The supply I get in three phase is rated 415V. The total supply I have from the supply company is 70KW. Kindly inform if it is better to use a voltage stabiliser for this purpose or a transformer

3 Answers  

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what is the use of back emf?

1 Answers  

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How can we calculate the resistance of earthing & how can we control it?

2 Answers  

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what is the purpose of high speed earth switch in gas insulated substat

0 Answers   ABB,

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Your B.tech marks is being given in CGPA grade. How is it calculated?

1 Answers  

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Off-circuit Tap changers in distribution transformer required

1 Answers  

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