I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

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why generator and t/f ratings given in kva?

2 Answers  

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what is elevation lamp?where its used?

2 Answers   Essar,

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what are the types of cables?

3 Answers  

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What is the best thing to protect the motor from running over full current. CT or O/L or pressure transducer at the given pressure rating

0 Answers  

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Hod do u calculate cable size for underground laying and the factors effecting/influencing it??

4 Answers   Kuwait Oil Company,

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what is the multi strand cable size? 0.45mm is area of one strand & 370nos of strand.

1 Answers  

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What is difference b/w Microwave and OPGW ??

1 Answers  

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why neutral grounding transformer is used for generator and why it is not used for transformers?

2 Answers   UPCL,

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0 Answers   TATA,

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Sir I hv to fix 20 ton ac how much electrical power need apply?

1 Answers   Sealand Restaurant,

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how can we run the induction motor at 9000 rpm ,by keeping frequency constant??

2 Answers  

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