what is the chemical name and formula of refrigarent R-134a.

0 Answers   Blue Star,

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how can u do the earthing of an aeroplane?

5 Answers  

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What is the accepted limit to increase the choosen transformer capacity over the load and why ?

1 Answers  

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whats the application of voltage regulation? and whats the voltage regulation's device?

0 Answers  

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what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

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IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers   L&T,

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In case of power/distribution transformer what is percent impedence?

1 Answers  

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circuit breaker is ...............connected with circuit

2 Answers   Rancho,

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what you mean by vector group of a 3 ph transformer

1 Answers  

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. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV?

3 Answers  

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if two heater of rating 1KW,200v are connected in series 100v supply what will be the power taken

1 Answers  

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how is reactive power controlled on the transmission system

2 Answers  

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