What will happen if primary of transformer is fed with Square wave instead of sinsoidal wave ?Will it operate or Not?3 14402
what is the differnce between high impedance relay and low impedance relay4 17505
Why temperature rise test is conducted in bus bars and Isolators?5 10929
What is Mvar?how significant is in electrical energy transmission?2 6731
HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???4 16671
what will happen ac motor give to dc supply9 7994
in ONAN type transformer winding temperature is lower than oil temperature at evening time but morning winding temp is higher than oil temp what is the reason?2 4644
what is the use of CAPACITOR in CFL lamp?6 10782
Which one is correct mVA or MVA. Whether both the units are same for the transformer10 10162
how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?4 28421
why the motor is rated as kw& transformer as kva7 7753
1.what is surge used in power system 2.what is switching used in power system 3.what is lightning used in power system1 2481
Why we are not placing c.B 's btwn generator and transformer.? what happens when generator gets disconnected from transformer when it is running @ full load?3 4049
1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?1707
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