why we are having many type of vector group in the transformer ,what is the use of it?2 3611
Upto what extend the powerfactor of a supply system can be improved to be cost effective?1 2489
How to calculat size of copper & aluminium ?6 7257
What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?3 4548
What will happen if 230V DC motor connected to 230V AC Supply?15 46787
Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly?
what are the type of transformer?4 8152
what is earth pit , how we can measured it, what earth rods reference
We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.
Explain mechanical rotational system?
which book to refer in electrical engineering for iocl exam & which book for general english.
How can you sized or estimate the ligthning arrester current rating?
what should be correct gas pressures to be a 1.5 ac unite
what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32
The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?
How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?
how to select energy meter? have any calculation?
Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?
why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?
how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???
Benifits of 3ph 4 wire metering over 3ph 3 wire
Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?