Answer / loganathan

IN DC MOTOR WHILE WE Giving THE DC supply THE COMMUTATOR
CHANGE into ac current.

Answer / ranjit mallick

The above answer is correct but i just want to add that in
general commutator works in converting AC to DC and vice
versa as in case of DC generator.

Answer / gopal manda

i m agree both answer.but commutator is also used for
input&output in dc machine to the help of carbon brush

differentiate between one way two gang switch & two way one gang switch, used in designing the loads of building.

1 Answers  

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How can we step up ac and dc ?

1 Answers  

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why we are 0.8 power factor only?

1 Answers   Suman Industries,

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at which voltage level arcing ground is occurs ??????????

1 Answers   TATA,

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how can we design robots

1 Answers   Maruti Suzuki,

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what happens when a power transformer neutral earthing broken???

11 Answers   MacLellan,

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what is use of thermistor ?

2 Answers  

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HOW VFD USED IN ENERGY SAVING

8 Answers   ITC Infotech,

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What happens if the capacitive reactance of a transmission line is very high?

5 Answers   ABB, Power Grid,

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why -48 volts dc used in telecommucation

1 Answers  

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On a transformer name plate %IZ(%Impedence) is mentioned. What is the meaning of %IZ and how it is calculated?

3 Answers   Ambe Consultancy, Siemens,

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what is meant by mimic diagram ?where it is used ?plz explain briefly

2 Answers  

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