Answer Posted / bhagavathisabarish

Now we use 1200kv for transmission.

what do u understand from filter factor of reactor?

2002

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why magnet has north and south poles only why not east and west and why we are considering as north and south poles? why cant we consider as east and west?

2078

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Define open loop control system.

1158

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Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?

1425

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why use phase displacement in transformer.and effect of phase displacement on transformer

2913

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how can decide the current rating of oltc

2462

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i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?

1868

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

1866

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What is the control action?

1194

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What does the a,b,c of 95a,95b,95c relays denotes?

2748

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What are the different types of hydro schemes?

1312

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What are the advantages of a three-phase system over a single-phase system?

1166

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what is the usage of microcontroller in the panel board?

2138

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How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

1131

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define superposition theorem thevnin theorem ,norton theorom?

2455

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