Answer / ajit g. k.

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in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

0 Answers  

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Why PT voltages are measured with respect to ground? What do u mean by voltage or current polarized.

0 Answers   Grasim,

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what is the differance beetwen installation and errection ?

1 Answers  

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How to find ampere on ht side for selection of cable size ???

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In a 3 pin plug holder, what is the purpose of diameter of ground pin is larger than phase and nutral pin

9 Answers   Coal India, HCL,

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It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

0 Answers  

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Sparking occur when a load is switched off because the circuit has high – a.) Inductance b.) Capacitance c.) Resistance d.) None

3 Answers   Ecil,

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What type of bulb used in small size cross symbol boder and original flame type(Deepam)?

1 Answers  

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Explain the method to keep noises low in a control system?

0 Answers   HPCL,

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How to identify Motor leads in their order coming out from winding without tag (U1, V1, W1 & U2, V2, W2)?

6 Answers   ABB,

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Can you any one explain application of buccholz relay operation and pressure relif device operation of power transformer

0 Answers  

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Ho de we calculate the line loss of a 500 kv line over 1000km.

1 Answers  

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