1.generator rated as 1000 mva,11kv .8 pf what will 0.8 pf will indicate? 1.max pf it can supply 2.min pf it can supply like this 4 options there what is answer.explain

5 Answers   Power Grid,

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what happen when dc shunt motor field is sudden open in running condition

34 Answers   APGenco, Bhel, IIT, JMRC, TCS,

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Why current transformer is earthed??

2 Answers  

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why Copper loss is represented as I square R ?

5 Answers   L&T,

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how will be power factor while using the resistive load and Capacitive load?

3 Answers  

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A generating system will have a total capacity of 300 MW. Find the probable forced outage when the capacity is supplied by two 150 MW units. The operating probability of all units is P=0.98 and forced outage probability rate Q =0.02 .

0 Answers   BUET, VECL,

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WAT IS MEANT BY COLD AND HOT START OF A MOTOR?? HOW DOES IT AFFECT A MOTOR'S PERFORMANCE??

4 Answers  

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sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

0 Answers   Jindal,

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what is the function of a circuit breaker ?how does the circuit breaker function during normal operation of an electrical system

2 Answers  

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HI FRIENDS,MYSELF & MY GROUP OF FINAL YEAR ELECT ENGG. ARE MAKING A 50/3HZ,5HP,1000RPM,440V SALIENT POLE SYNCHRONOUS GENERATOR.COULD ANYONE OF U TELL ME WHAT COULD BE THE ADV. & DISADVANTAGES OF MAKING SUCH A LOW FREQN.GENERATOR/

2 Answers  

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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lllg,llg,ll,lg,lll which fault is severe and why?

10 Answers   COEP, GE, PSC,

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