Answer Posted / saurabh bhardwaj

1.provide high resistance for FORCED COMMUTATION.
2.PROVIDE LUBRICATION BETWEEN COMMUTATOR & BRUSH.
3.LOW COST
4.GREATER STABILITY AT HIGH TEMPERATURE

i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?

2040

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how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test. why transformer rating in always in KVA ? what ispositive, negative, zero sequence impedence? How ElCB tripping if Neutral touch with ground Why AC & DC capacitor are use in UPS ? why motor rating in KW? how to syncronize two dg sets

2199

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direction of tarbine& genrator

2099

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what are the Alarm, Trip & Safety equipment (Issues) present in Power Transformers pls Mail it to ashokbabunhce@gmail.com

1924

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what is your aim

1930

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any earth foult trip the relay but in welding time not trip by earth foult

3186

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I want to design a heating coil of 80/20 nicrome for 3.5KW please give me the calculations choosing for physical dimensions assume coil voltage will be 110V AC assume necessary conditions

1611

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What is domestic transformer? Draw the connection of domestic transformer.

2327

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How can we measure the residual voltage in dc machines?

1883

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1979

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what reactive how to maintain

1853

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PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

1967

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What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.

2081

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what will happen if i connect 12 volt battery with 24 volt battery charger.

1904

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can u give me a brief idea about power line carrier communication ??

1856

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