Answer Posted / vinod

good question

Why derivative controller is not used in control systems?

1188

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Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

3049

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PLZ EXPLAIN CORONA,SKIN,BIRD PALE,SPAN,SAG Effects of power cable.

2032

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how to calculate current and voltage in a same circuit?

2223

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limitation of conductor height on ground when we consider EMC

2050

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how ct burden,magnetising current,ratio and knee point voltage are related & derived

2198

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why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding

1844

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

2039

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all the technical question with answers pleas send your email id ramar_eee@yahoo.com

2029

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1 “earthing” for bonding of equipment and circuits to common plant earth electrode potential, 2 “protective earthing (PE)” when this bonding is required for personal safety provisions 3 “grounding” for interference suppressing bonding of screens, sys-tems with ground level 4. low-impedance earthing ? 5.primary earthing system and secondary earthing system what is that? 6.earthing electrode or mesh net earthing electrode ? very confusing , simple but very informative help required ? i will be very very thankful to you guys.

2076

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what is positive , negative & zero equivalent system resistance

1941

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State norton’s theorem?

1111

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HOW CAN WE DECIDE THE SUPPLY VOLTAGE FOR MOTOR ACCORDING TO ITS RATING(IF ANYONE KNOWS GIVE IT WITH EXAMPLE AND ITS CALCULATIONS)

1950

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What happen to generator if i have unbalanced load?

2108

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How do i carry out or know the vector group of a Dyn1 and Dyn5 transformer

2048

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