Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?

0 Answers  

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What is the AVR in DG & its functios

2 Answers   Godrej,

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as we know that N=120f/P speed of an im can be controled only through changing no if poles, can we control by changing the frequncy????

7 Answers   JSW,

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How to measure power in 2 or 4 or n phase circuit? Please give me a formula.

0 Answers  

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What is mean demand of the Plant?

2 Answers  

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what is a circuit breaker. Weite the types of circuit breaker.

4 Answers  

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Please explain me abt PQ diagaram in the power sector.

0 Answers  

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diff. between tension mode & speed mode

0 Answers   BSL,

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what is the difference between KVAR & KVA ?

11 Answers   Bombay Rayon Fashions, Hyundai, Pricol,

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Why the Transformer Nuetral is grounded?

10 Answers   Infosys, Khartoum Refinery,

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what is the use of spst switch in performing experiment on self excited dc motor?

2 Answers  

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In 3phase power= Root*3*v*i*cos@ What is the power in 2phase....??? and Derive it

3 Answers   Essar,

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