Answer Posted / sanjayjssate

Above answer is correct , but acb is used for voltage less than 1100 v, vcb is used for voltage less than 33kv and sf6 breaker is used for voltage above 33 kv.

sir i had plane to do some project with the base of hopkinson test in AC supply its possible

1872

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state the working principle of incondenscent tube?

1944

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if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm

2258

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how choose conductor&depending upon load

1910

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1382

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What do you mean by phasors?

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RESPECCTED SIR/MADAM- I AM PRERING FOR SECTION ENGINEER (ELECTRICAL) RRB CHANDIGARH PLEASE SEND ME SOME PREVIOUS YEAR QUESTION PAPER OR MODEL PAPER.MY EXAM IS ON (30- NOVEMBER 2008).I AM VERY THANKFUL TO YOU. FROM- HARENDRA SINGH YADAV

2106

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What is EHT tariff or Power factor Tariff ????

2348

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I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

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Scott connection is used for A 3-phase to 2-phase conversion B to achieve higher effciency C to save copper D to reduce harmonics

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