what is the difference between ac drives and dc drives?

1 Answers  

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what is the effect of power factor of machines in starting current

0 Answers  

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3-PHASE 15KVA dg IS EQUIVALENT TO 12 KW,hOW?

2 Answers   TATA,

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How RTCC panel is working and give single line diagram for RTCC with transformer?

0 Answers   AB Associates,

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Is it possible to get earth resistance value"zero" Ohm practically??? If yes,which type of earthing???

9 Answers   TATA,

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During the troubleshooting of an inoperative shunt generator, you found the voltage to be 2+ volts; what is known from this. Is it (1). odds are the armature is good (2). odds are there is no field current flowing in field windings (3). odds are the armature is bad (4). both 1 & 2 are correct (5). both 2 & 3 are correct

2 Answers   Air Force,

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What is the minimum insulation value required for a cable between phase to phase and phase to earth of 380 Vac 50Hz circuit, having load arround 800 amps.

2 Answers   DEWA, TATA,

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what is neutral plane shift?

1 Answers  

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why using transformer and thyristor switch in 3 phase apfc panel

0 Answers   Reliance,

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Multimeter show phase to neutral volt 230 the per phase but phase to phase 415 not show 460 why.

1 Answers   Intas,

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what is the pre commissioning test to be carried out on LT power panel at site?

1 Answers  

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how is reactive power controlled on the transmission system

2 Answers  

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