Answer / shiva13power

An AVR stands for automatic voltage regulator,it is used to
maintain the output terminal voltage of an alternator
constant by regulating the d.c excitation fed to the
generator.It regulates the output of pilot excitor which is
D.C.

1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve

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what do you mean by lagging and leading current.explain in detail.

1 Answers  

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A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is

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What will happen when more than one star neutral points at same voltage level are connected to earth by metallic conductor?

1 Answers   TCS,

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40 HP motor how many square mm size wire use for stator to motor & aluminium wire use ?

1 Answers   SSPL,

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capacitor is load free component but why ampare meter shows the current when the capacitor bank breaker close?

4 Answers   OPS,

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how to calulate transformer secodary fault A?

1 Answers  

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1 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?

1 Answers   TVS,

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Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?

2 Answers  

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Why is the neutral point of a star connected winding of a motor not grounded?

1 Answers  

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what will be happen if earth point is being used for as a neutral point for raw power , and same will be used for ups earthing

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if we use contactor & MCCB both in a feeder.in this feeder rating of contactor is higher or lower or same of MCCB rating & why?

1 Answers  

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