What will happen if primary of transformer is fed with Square wave instead of sinsoidal wave ?Will it operate or Not?3 13903
what is the differnce between high impedance relay and low impedance relay4 16927
Why temperature rise test is conducted in bus bars and Isolators?5 10079
What is Mvar?how significant is in electrical energy transmission?2 6422
HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???4 16188
what will happen ac motor give to dc supply9 7374
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 4366
what is the use of CAPACITOR in CFL lamp?6 10156
Which one is correct mVA or MVA. Whether both the units are same for the transformer10 9340
how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?4 26902
why the motor is rated as kw& transformer as kva7 7059
1.what is surge used in power system 2.what is switching used in power system 3.what is lightning used in power system1 2286
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 3752
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?1555
What is Power apps?
Is reference counting garbage collection?
what is SYSVOL folder?
How do I spool to a csv formatted file using sqlplus?
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how can we change the phase angle b/w two phase?
Differentiate between Compare Component cost and Composite cost?
Can you explain the four storage classes in C?
Explain fictitious assets?
What are the key benefits of the ejb technology?
What is user and end user?
What is swatches palette?
Define the Web Function in Azure Cloud Service?
What is maximum displacement and how to cross this limit?
Tell me about entire study of finacle software as soon as possible? give me the idea about questions which coulb be asked in interview of pnb it officers?