why in dc generator field rheostate kept in maximum position?

1 Answers  

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Why magnetic flux produces an induced current?? what is the detailed procedure ?? ans plz

1 Answers  

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for a 5hp motor to operate from 100kva generator ,what size of cable required in sqmm.

2 Answers   DSC, Indraprastha Gas Limited IGL, UltraTech,

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Please define ohm’s law for a.c (alternating current)?

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Draw a block diagramof Three UPS systems connected in Parallel mode?

0 Answers   HSL,

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Wat is da difference b/w neutral earthing and unearthed system?

2 Answers  

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how can we find thae value of capacitor for single phase motor. what is difference between starting capacitor and running capacitor.

0 Answers  

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what is joule?

2 Answers  

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expalanation for 5p10 class.

6 Answers  

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Why single phase induction motors are not self starting ?

0 Answers  

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electricity requires a medium to flow and it cannot flow through air. so how does lightning come to earth through air without any medium?

3 Answers  

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A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram

0 Answers  

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