Answer / bhavik lad

NEW DELHI..

Answer / vrushali dilip ingole

New Delhi.

Answer / guest

Delhi

why the earth terminal of the three pin plug we are using bigger than the others?

2 Answers  

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when current lags behind voltage how does it affect the circuit.In other words what is the significance of lagging current?

3 Answers  

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what is the concept of star delta starter?

7 Answers  

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What happens if i apply 500V to 440V rotary Switch ?

0 Answers  

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What is the work of IGBT in ups?

2 Answers  

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what is isolation Transformer?

8 Answers   HP,

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Ac generato how produce power I need for camplet defination

0 Answers   KCL,

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what is the d/f b/w dol & star delta starter.

2 Answers  

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i need bhel question papers.

5 Answers   Bhel,

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Which transformer is suitable for 220/11 kV, 60 MVA, distribution , Y-Y or D-Y or Y-D, give comparison for the same.

3 Answers  

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A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.

0 Answers   VECL,

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in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

0 Answers  

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