Answer Posted / a

during earth fault, high earth leakage current flows through
the earth terminal. so that hole is big

What is the high series capacitance winding on high voltage power transformer ?

2117

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Advantage of LT panel vs HT panel

2858

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how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1920

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

2524

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1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2497

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while doing high potential for 11KV 3 core cable how much leakage current will obtain?, what will be acceptance value?

2820

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what will happen if frequency is below 50 hz?

1962

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How to calculate flow of water delivered by pump when pressure & size of pipe line is given

2245

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HOW MANY TYPES OF FUSE?

2050

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Why the efficiency of a three-phase induction is the motor is less than that of a three-phase transformer?

1090

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What are factors to be considered while we selecting the Core Balance Current Transformer for Earth fault protection

1825

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

2288

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We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

1906

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is there any phase difference occurs while primary and secondary side mutual induction occurs?

1963

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what is allowable ac mixing in dc

2037

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