how the speed of the gets motor regulated. does it draw the same current on the all speed level.

0 Answers   Danko,

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some times voltage does not built in small generators why ?

2 Answers  

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What happens when two positively charged material is placed together?

0 Answers  

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In synchronous motor, how the field current is related to armature current..i know its inversely proportional..but concept wise...i was nt clear....pls help me...

0 Answers   Siemens,

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how we can calculate which capacity capacitor bank we have to add for improve pf?

3 Answers   Consultancy, JM Huber, Torrent Power,

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How to select HT/MV cable size ?

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM

4 Answers  

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when transformer oil should be filtered/tested?

3 Answers  

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Hi friends. m 3 years drop. now d company asks in d interview d reason 4 my drop.what shud b d probable answers 4 that which may not put a negative impression.

2 Answers  

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how to calculate the speed of a induction motor without using tacho meter?

6 Answers  

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how to calculate single phase motor efficiency ?

0 Answers   Bhel,

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what is the formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply

2 Answers  

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