If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

0 Answers  

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What is the formula to calculate a three phase alternator

0 Answers  

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how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply

6 Answers  

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What will happen if v use DCP Type Fire Exingusher on a Server Chaisis???

1 Answers   Emerson,

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What is the difference between isolators and electrical circuit breakers?

0 Answers  

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Why induction motor can not be operated at synchronous speed?? what would happen if it is operated at synchronous speed??

5 Answers  

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How can calculate the rating of a alternator for a given specific load with formula

0 Answers   NRSC National Remote Sensing Centre,

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how can we know the size of cable cross-section from current rating ?

3 Answers  

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why we are used D.c. voltage in L.T.side or controling side.we can use UPS also ,in place d.c. voltage

5 Answers   ABB,

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what is the differents and advantages of Electro magnetics relay and static relay ? what is the numerical relay ? advatages?......

7 Answers   CAT, L&T, TCS,

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What are the functions of temperature scanner in power transformer?

0 Answers   HCL,

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what is the transformer efficiency?

5 Answers  

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