Answer / jaybarnwal9534@gmail.com

simply, by looking on bushings of transformers

my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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Why motor initial starting current is high?

9 Answers   Pennar,

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How to calculate meter constant in HT yard pls give me example for this issue

1 Answers   Juniper Networks, MacLellan,

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What Happen When We provide Dc Supply to Ac Motor

6 Answers  

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

0 Answers  

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which is better ac or dc?

2 Answers  

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the resistance of wire having length X M is R OHEM if i streched the wire to dubble length what will be the resitance

3 Answers  

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how to calculate the no load current in transformer?

0 Answers  

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

0 Answers   Hindalco,

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what is the difference between 2 way and 4 pole selector switch???

0 Answers   Allied Group,

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what is residuel magnetism

1 Answers  

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What is reactance? what is the function in Auto transformer and why high leakage reactance?

1 Answers  

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