Answer Posted / sunil pund

Ammeter showing the reverse direction

how to do the ductor test?

7036

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What is the physical significant of power factor?

1902

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sugest any typical project ?

1795

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DG cranking voltage?

4739

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For an induction motor wat is the loading/unloading cycle duration or interms of L/UL ratio/ percentage?

2082

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I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1788

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What is the need of generator relay panel

2078

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Do you know what is dry-out test in x'mer

2630

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If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?

2293

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which type of effect of turbine and generator reverse power protection ?

4179

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What is non-minimum phase transfer function?

1287

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how copper and aluminium wires or cables are choose for current rating? please provide copper and aluminium wire selection chart for different current rating ?

2001

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How to check the thermocouple is correctly connected to cable for K type? (i,e positive pole is connected to non magnetic conductor and negative pole is connected to magnetic conductor)

1692

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i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1907

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how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

1950

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