what is the function of commutator in dc motor?

52 Answers   Aviation, HP, Raj Construction, TCE, University Exams,

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suri transmission

0 Answers   Bhel,

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As per IS why should the control be taken only from R phase, why not from B or Y phase??!!

2 Answers  

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What is the voltage b/w nutral and earth

11 Answers   Mind Space,

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what is meant by HT&LT?

5 Answers  

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Require Generator Capcity ( KVA ) for 3 Phase Motor having 4.7Kw with starting current of 16amps?

1 Answers  

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in dc machine airgap is there b\w stator and armature but by conduction emf is generated how & what is conduction

1 Answers  

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2. The heaviest and lightest strings on a certain violin have linear densities of 3.0 and 0.29 g/m. What is the ratio of the diameter of the heaviest string to that of the lightest string, assuming that the strings are of the same material?

1 Answers  

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How to choose size of the cable w.r.to current carrying capacity ...

0 Answers   L&T, Saams,

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does buccholz in a transformer use batteries

2 Answers  

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What happens when reactive power enters a system?

6 Answers  

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What is skin effect?

2 Answers  

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