What do you understand by external characteristics of a d.c. Generator?

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if the rotor of induction motor is purely inductive then what is the electromagnatic torque.........

1 Answers  

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what is meant by PU value ? anyone can you explain briefly to me ?

3 Answers  

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Myself completed B.Tech ECE in private university but i am working as an testing and commissioning engineer in electrical field whether i am eligibility to apply electrical licence.

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At a family reunion were the following people: one grandfather, one grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one father-in-law, one mother-in-law, and one daughter-in-law. But not as many people attended as it sounds. How many were there ?

6 Answers   CTS,

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explain why the armature voltage changes when the field rheostat is varied in self excited DC generator

2 Answers  

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what main difference betwenn invetter & ups & major difference

2 Answers   ABB,

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why any Elelctricity board insist not to change the buren of their metering CTs or PTs for metering purpose? as a example elect. board not accepted that any customer change their metering CT or PT core burden from 5VA to 15VA.. why?

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Leading power factor means what? what is the power factor value while in power factor is leading? is power factor greater than one? In some cases i heard pf 0.8 leading then what about 0.8 lagging?

1 Answers   Rockfort Engineering,

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I am looking for LV CT test. To check the polarity of the CT only. Can you suggest any supplier. Different companies are offering CT/PT Tester which is expensive. Thanks

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why we remove capacitor connection in 3 ph Induction Motor while taking noload test.

7 Answers   Aditya Birla,

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What is the advantage of Neutral graunding transformer insted of Neutral graunding Resistance in generating station explain briefly.

2 Answers  

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