Answer / mahesh kumar

sine wave is output wave used for running your appliances.

Can a 150 kva 3 phase,440v/230v delta-wye connection stepdown transformer can be used in reverse as a step up tranformer ?

3 Answers   Meralco,

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if we give DC suply to the AC motor what hapen

5 Answers   TATA,

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what will happen when two dc motors are connected to each other and anyone of them rotated?

1 Answers  

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Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

0 Answers   SK Engineering,

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what is meant by impedance & transient protection?

0 Answers  

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give me list of material for wiring of 20hp motor?

2 Answers   Alchemist,

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if the stetor speed (N S) increase by 20% then the rotor speed will be increased by 20% is it true. ?

4 Answers  

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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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Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

0 Answers  

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how many earthing required for ups, what should be the earth voltages

9 Answers   Juniper Networks,

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in a 740 kw dc seperately excited motor field voltage is constant about 17.4 volts and armature voltage is500 volts dc. how it is possible to have two different voltages from single transformer of output voltage 500 volts? if any difficulty in question contact ajitsingh.kadian@gmail.com

1 Answers  

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Diff between Earthed & Unearthed cable ?

1 Answers   Torrent Pharma,

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