Answer / kolhe g j

Annunciator gives alarm under abnormal condition of
equipment

what r the types of transmission line?

28 Answers   DIET, RRB, WAPDA Water and Power Development Authority,

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If I have a motor of 1 MW with 6.6 kV, running at 35% load, how can I save energy without reducing the load?

6 Answers   Reddy Labs,

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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.

0 Answers   ABC,

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How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?

0 Answers  

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What is the Nyquist criterion regarding control systems?

0 Answers   GE,

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Why LVDT have secondary windings connected in differential 1. Higher out put 2. Based on the out put voltage-/+, helps to identify the direction of displacement 3. To establish a null/ reference point

1 Answers   GATE, PSPCL,

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which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss

2 Answers  

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what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

1 Answers   ABB,

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Why in 6 KV XLPE cable termination kit used and why not in 380 V xlpe cable same is not used

0 Answers  

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how we can calculate power factor in single phase & three phase ?thank u

0 Answers  

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what is the problem in manufacturing transformer with 0 degree phase displacement.???why alwasys go for DYn11 or DY5?Whys not DY0 i.e zero degree displacement between primary and secondary side vectors?

3 Answers   Bhel, dpdc, Prime Electrical,

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Why and which type of tertiary winding is used in most of the power transformer?

2 Answers  

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