where we use 1 phase & 3 phase supply ?what is major advantage using 3 phase over than single phase ?3 4684
i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u3 7608
what could be the RMS value and average value of a 4 phase sine wave?
What is the operating range(tolerance) of voltage and frequency of grid supply in india?
whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?1 1810
Can we use HRC Fuse inplace of Semiconductor fuse?1 5051
What should be setting for alarm,tripping and cooling fan on for power transformer's oil temp. and winding temp. indicator?1289
While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?2828
a.)Ammeter and Voltmeter read rms value or avg. value ? b.)What are symmetrical and Unsymmetrical faults?2 5502
How we can design a cable for a 3phase load.3 5797
During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP
what is the meaning of impedance protected in instrument cooling fan
Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.
what are all the components required to assemble solar panel other than pv cell?
I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field
how freewheeling diode improves the powerfactor
What is I to C?
What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?
What is dynamo function in DG sets and draw block diagram?
what is the prinsiple of dc motor and construction and working ,application of dc motor.
what is doid
What is star-delta transformer?
HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER
What is meaning of out of phase (making & breaking) capacity And how to calculate
what does mean of RCT and STR in diffrential CT?