what is circuit breaker in transfomer and where it used
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What is the difference between CT for protection and Ct for metering?
I have a 600VA UPS for computer only. It holds for 20minutes only. 1. Can it be upgraded for longer period.? 2. Can it be used for one ceiling fan and a tube light? If yes, how to upgrade?
is high voltage or high current is danger
which type of ICs can be used in resonant power converter?
What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?
How can we measure MVAR of a 3 phase transformer.....???
how can we avoid magnetostriction in transformer?describe the suitable methods.
how many minutes or seconds taken by the transmission of electrical power from generating end to distributing end?
how hydrogen cooled alternator undergo maintanence ? that is hydrogen when come in contact with air can result into explosions .
What is Ton Capacity of Air Conditioner?
what is reluctance?
What happens if we give ac supply to dc shunt and series motors individually