Answer / mo

international system of units
as length ---meter (m)
mass ----kg

Answer / bhaskar

International standards.

what is 3 phase motors

1 Answers   AXA,

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How to identify phases in the transformer like motor and AC generator but one condition without phase indication like(RYB,UVW)?

1 Answers  

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why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

0 Answers  

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I have tow 200 KVA UPS, both are in parallel mode.My question is that, both are running on battery when power fail, if one of them fail (Eg rectifire fails or some other reason), at thet time reverse power will come to faild ups if it comes then it will harm to failed ups or not? if not then how it protects to faied ups????????????????

1 Answers  

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What is the ratio of true power to apparent power in an ac circuit?

0 Answers  

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Can you explain operating principle of Inverse Definite Minimum Time” (IDMT) relay

2 Answers  

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for any load, what happen if we use the cable rating above its normal rating

2 Answers  

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what do you mean by earth fault in transformer?

2 Answers   L&T, UPL,

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What are capacitive,resistive,inductive surge absorbation? What is ferranti surge absorber? What is lagrangian cost? What is Px operator?

0 Answers  

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resistance of transformer oil=?

1 Answers   HCL,

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if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of A for PMDC MOTOR OR how can dicide the value of "A"

2 Answers   BSL,

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how does an energy meter works?

4 Answers  

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