what happens when back charging of transformer is done
for longer period
Answer Posted / k.prakashchandra
Nothing
Is This Answer Correct ? | 1 Yes | 4 No |
Post New Answer View All Answers
In diesel generator how AVR get voltage to excitation. And basic diagram DG EXCITATION CIRCUIT.
In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.
what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY
what happen when we add mentos in cold drink?& why?
Can RCD's used to protect the VVVF drive if not why.
why is the conservator tank painted white on the transformer
why impedance relay is used for medium transmission line protection
What is the formula to calculate the no load current of a single & three phase induction motor
in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.
how to select the isolation tranformer for siemens 802dsl cnotroller
For overhead protection we use which transformer?
what is meant by vector group of a transformer? How can it be derived?
Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?
What will be in Mahagenco Trade Test Exam? I want to know the same.
what is the basic construction diffrance between servo motor ans sqiralcage induction motor