what is the dis-advantage of 3 phase 3 wire energy meter?
how we can save the power ? suppose the electricity board gives 11 kw , but the machine require only 8 kw means how we can save the exese energy
how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???
why two windings are using in single phase AC motor
when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.
what is pf. how to calculate capacitor bank value to maintain unity pf.
18 Answers JH, Saint Gobain, Supreme Treves,
At light load transformer efficiency is less because A secondary output is low B transformer losses are high C fixed loss is high compared to output D copper loss is small
when two gen set runing in parallel but thay have diffrent pole pitch, then what will be happan
What is George phenomena to start the synchronus machine?
what is the difference between effective earthing and resistive earthing?
1)What will happen when 240 VDC supply is connected to 240VAC supply(DC supply +ve is connected to phase of AC supply & DC supply is to neutral of AC supply). 2)Also what will happen when 240 VDC supply is connected to 240 VAC supply in reverse polarity as of Sr. No 1.
What is induction motor
What are diffrent type of road taxes?
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