The coils having selfinductancs 10mh and15mh,effective inductance 40mh when connected in series aiding. what will be the equivalent inductance if we connect them in series opposing?
BSNL,
1 1628What is the breaking capacity of transformer and how can we calculate the breaking capacity of tranformer
1238The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?
1156Three 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?
1 1564Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not
1190I have a 380 KVA DG set. How can i find out 1. My Fuel Consumption per hr ? 2. Electricity produced in 1 Hr. ? 3. If load varies then how does it affect fuel consumption & electricity produced ? Please HELP !!! Really need an answer.
2110Post New Electrical Engineering Questions
how we do Vector group ,magnetic balance and tap changer test in Transformer?
Difference between drift current and diffusion current?
boiler is running in rankine cycle and deisel generator is....?
What is the permissible maximum flux density in transformer core?
What is hipot test procedure?
What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?
what is static frequency converter?what is the function...of sfc...?
In a synchronous motor. if start is running at high speed. What will be the starting torque : Higher Lower Zero
How halogen & merquery lamp works.
HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?
If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?
State the methods of improving power factor?
I have finish diploma electronics and five years experience in electrical field in ht service how can i get c licensce or other electrical certificate
How does an induction motor start?
how could we know the size of cable by physical view?