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a bulb of 100W and anather bulb of 200W , rated supply voltage 230v.when supply voltage is reduced to 100v,which bulb will give more light? and why with calculation?
12 36232if the diameter of a conductor is 'R' then what is the distance between two bundle conductor in a phase?
NTPC,
1 3896transformers parts & function of each parts
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25 403729in single phase we get 220 volt and in three phase 4420 v why this second Ques= in case three phase star conection our neutrul becom disconect what happan 3 Q=== a three phase house load and have unbalce load on different pahse diffrent current eg phase a 7A b 8A c 5A and voltage is 440 than how calculate it total load in kw pl give formula thanks
8 11965WHAT IS SEMICONDUCTOR? EXPLAIN DETAIL. FOR EXAMPLE TAKE A PENCIL.THE LEAD IS MADE UP OF GRAPHITE IT IS A CONDUCTOR.THE OUTER COVER IS MADE UP OF WOOD IT IS INSULATOR.PENCIL IS A SEMICODUCTOR MATERIAL.
5 15974Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?
1 6394Post New Electrical Engineering Questions
what is the IPC ? & what the uses ?
I have a CT meter with ratio 60/5. The meter reading of previous month was 3290.49 and that of current month was 3797.26. How many chargeable units as per normal meter should be my reading.
Which do you think is the most significant cause of energy loss in a factory?
What is the use of bundle conductors?
What are the major reasons for balancing hydro-thermal mix?
how many load we can take for lighting
how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.
Where burned of electricity,when,who, & why.
Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.
what is difference between 5A and 100A CT constructional wise and operation?
what is the voltage between earth to neutral in lift.
WE know that for Inductor X=2pifL,In DC f=0,then X=0 so,V=IX=0;But In the DC excitation of rotor of AC generator,DC motor field coil which coils are inductor so why does not applying DC voltage short the rotor coil of AC generator and field coil of motor?If it would then DC source might be damaged but it is not happened. Why does the strand conductor of Electrical power transmission line make twist?
what is maxemo work permit procedure
What is the difference between a verilog task and verilog function?
Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?
