What is effect of over voltage and under voltage on ACB
No Answer is Posted For this Question
Be the First to Post Answer
Why is it that polarization index type test is required for MV and HV motors and not for LV motors?
3 Answers La-Gajjar Machineries, Qatar Airlines,
What is BMS System???Types...
If the rotor pf of a 3 phase induction motor is .866, then what is the phase displacement between stator and rotor magnetic field 1)30,2)120,3)150,4)90 please justify....
What are the necessary conditions for production of rotating magnetic field.
What's the differs between voltage & current & emf.
What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?
What are difference between earthing switch and earthing truck ? What is the operation philoshopy of earthing truck ? Wht are the component of earthing truck ?
What happens if we connect a single phase energy meter in reverse polarity.
Why phase sequence ryb called colours.
Why all transmission lines are AC, not DC line?
some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?
why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?