what is function of reactor coil in Power factor correction
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Will an earth leakage trip be activated if the component or wiring is faulty on low voltage equipment.Example An electrical Cat Scarer placed in the garden and water gets into the wiring.
i applied for the ap transco please forward the freqventley asked QA
Why saturation region slowly shifted in the left side?
1 hp is equal to how much watt?
explain the what is a drive ? 0 4 which type motor r use in the celling fan..... PCB plannet 2 13 If stator & rotor of a 3-phase induction motor have different no. of poles, will the motor run or not?? types of drives Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only. ACC 1 41 how the 3phase induction motor is running in 2phase supply with help of capacitor? 1 33 what is the actual difference betwen constructional details and constructional features? 1 20 how does commutator convert a.c to d.c?
Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?
WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane
I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field
why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??
What is the difference between rated and per unit in transformer?
Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
How do I calculate/select Droop CT ratio for various capacity of generators?
In Indian Household, generally we receive 220V AC single phase supply. But AC has 2 phases, +ve & -ve. So in +ve half cycle current is flowing...so what happens in the -ve half cycle?? Please illustrate.
advantage and disadvantage of team work?