Why 60Hz frequency is used in America what are all the
benifits?
Answer Posted / tareq harb
Actally no body can say 50 is better than 60 or viseversa,
i read about this matter before the main reason why
countries are diffrent is policy, no technical advantages
but countries want to be different & not to follow each
other.
| Is This Answer Correct ? | 5 Yes | 8 No |
Post New Answer View All Answers
what is the reactive power what is the use of it in system
how to calculate the earth fault current
what is the solution for meger test failed the MV cable?
Can double compression glands be used with regular cables?
1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?
If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?
Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed
WHAT IS ELECTRICAL MAINTAINTENCE ?
In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.
How do i perform grounding of star point of Genset (400V) for making connection with step up transformer of DELTA-DELTA (400V to 20KV) ? while Genset itself has its own neutral and grounding bus bar inside genset breaker box whereas we have another neutral and grounding busbar in synchronizing panel next to genset at maximum distance of 6meter, would someone pls advice if we can only perform neutral grounding in synchronizing panel or should we ground neutral on both places inside genset breaker box and synchronizing panel.
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
which type of cabel
What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines
What is the phase relationship between the primary and secondary voltages of a transformer?
why the voltage and current in a long transmission line are called travelling wave?