Rotor resistance starter is used to obtain= A increased starting torque B decrease starting current C decrease starting loss D increase efficiency

1 Answers  

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why earth hole size is biggest in plug point?

22 Answers   Al Qabas, HCL, RRB,

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How to calulate Voltage Drop for perticular lentgh of busbar (Cu/ Al)?

1 Answers  

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What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

1 Answers   Greatship,

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how can we measure 220kv or more than these voltages ...?and also how can we conform whether we r getting 220kv from generating stations throuth the h v transmission lines?

1 Answers  

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if the transformer at full load have a iron loss =900w and copper loss = 1600w . what percent of the load will the transformer has a maximum efficiency?

3 Answers  

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Why used in netural grounding transformer for netural side

2 Answers  

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hello everybody. please tell me the function of transformer bushing,s. i heared somewhere that it saved transformer winding from sky electricity. please tell me if that is right then how it work,s. Thank,s.

2 Answers   3EEE,

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working principle of AC Servo Motor with its construction

0 Answers   TATA,

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why the desirable efficiency for a motor is 60%, but in case of transformer, it is above 90%?

1 Answers  

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what is meant by crawling??

10 Answers  

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What are the different methodes for calculating the short circuit Current?

0 Answers   Equate,

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