is dc shunt moter oprate on ac? if no why? if yes how?

8 Answers   IOCL, JJJ, Power Grid,

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Between rotating armature type and rotating field type arrangements which one is adopted for large rated alternators and DC generators.Why there is difference in the choice?

1 Answers  

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what are the checks of diesel gensets

2 Answers   Hathway,

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what is bus PT ?

4 Answers  

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Help need in transformer !? Hello Friends The parameters of 2300/230 v 50hz t/f is R1=0.286 ohm R`2=0.319 ohm Rc=240 ohm X1=0.73 ohm X`2=0.73 ohm Xm=49.2 ohm Secondary Load impedance ZL=0.387+J0.29 solve the exact equivalent circuit with normal voltage across primery.. I know every thing but i cant find CURRENT I1=? and I`2=? Please help me give solution or only Formula please please...

0 Answers  

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i am having a 3 phase 12.5HP motor,that is connected in Star/delta.Without any Trip that motor stopped suddenly why?

8 Answers  

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working principle of oil startar

0 Answers  

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how to find motor contactor rating and bimetalic relay rating? of 30kw motor which will operate on star-delta starter?

6 Answers   HCC, L&T,

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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

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if our load is 65000 watts howcan we find out all char like cable size. mcccb etc

3 Answers  

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why use phase displacement in transformer.and effect of phase displacement on transformer

0 Answers   IOCL, ONGC,

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How to make two bulbs glow Alternatively?

2 Answers  

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