Three phase power is measured with two wattmeeter for balance three phase load.the reading of one wattmeter is zero.we can conclude that the power factor of balance load is?
what is smart grid? why we use it? explain in detals bcoz i want give presentatin from it....
we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?
If our power factor is lagging then who is in profit? I mean consumer or Supplier!
What does the temperature (30 deg or 35 deg celcius) mark on conservator of transformer indicates?
Classify driling machines.
What are series and parallel isolators?
How can we calculate ngr resistance for a generator and Transformer ? What type of transformer requires ngr ?
In alternator generally we give DC voltage to field of alternator but field (excitor)produce Ac & converts into DC by rotating rectifier(RR ) then fed to rotor .my question is why we cannot give dc voltage directly to rotor instead of Excitor & RR ?
How to connect a Restricted earth fault relay for 2000KVA,11/0.433 KV Distribution Transformer and What is the neutral CT ratio should be selelcted for 2000 MVA Transformer for estabilishing the Restricted earth fault relay
what is units of resistance
WITCH CARDS IN USE IN FIRE CONTROL PANEL.
What is the concept of voltage & current its relation?
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