Answer / k.prakashchandra

There are 3 single phase circuits of one phase and neutral
which is multiplied.

is the value of inductance depends upon the value of thitha in doubly excited machine??

1 Answers  

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what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,

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No load efficiency of transformer is ___________ than full load efficiency

2 Answers   PGCET,

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

1 Answers  

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what is the value of current as well as voltage upto which we will not feel shock and why?

3 Answers  

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What happen if transformer neutral path get removed ?

1 Answers  

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During the main stator winding insulation testing (phase to ground)of 11kv alternator (Lerysomer) i found 0 and resistance with multimeter and found 20 killo ohm while the power cables are connected both end (Generator & VCB). In VCB PT (Potential transformer) are connected. Please any body explain that method of insulation is correct or not? also describe of PT connections

1 Answers   Private,

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why stone used in Transformer yard.

9 Answers   Birla, Eskom,

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An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

1 Answers   Saint Gobain,

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exact definition of reactive power in power system

2 Answers   Sreetech,

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what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

1 Answers   Tata Power,

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Explain the term parallel path in dc machin ?

1 Answers   UPSC,

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