Why red,yellow,green colours lamps are used in the traffic control?

2 Answers   Samtel,

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give single line diagram of D.G distribution form alternator to main L.T panel?

0 Answers  

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ROC converges if poles and zeros lie inside a. Origion b. Z=1

0 Answers  

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I have installed capacitor bank at secondary transformer. cos phi is increase. but on load (far from transormer), it still poor. Can anybody explain it??

6 Answers  

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i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

0 Answers  

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why nutral and earthing wire connect with each other in main panel board.

2 Answers  

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A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

0 Answers  

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On PVC conduit the class "A" "B" or "C" is marked what does it shows. Either its thickness or its composition?

2 Answers  

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Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction

0 Answers  

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Compare salient pole and cylindrical rotor machines.

0 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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For backup batteries connection,which method is best? series or parallel ?  

3 Answers   ABC,

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