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what is the difference between active power and reactive power and apparant power in practical as well as theoritical
1933CAN ANYBODY PL TELL ME WAT FACTORS CAN CAUSE UNDERVOLTAGE ON A BUS??? PL LIST ALL THE REASONS WITH SOME EXPLAINATION
3 6061sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers
1989explain why the armature voltage changes when the field rheostat is varied in self excited DC generator
2 12605sir please tell 1 ton equal to how many kilo watt?? in some converter software's that is 3.5 kw. is it right?
1 4257please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula
2293please tell me formula of 3 phase induction motor under condition{1]when we 3 phase motor starts without load in star or delta connection?thanks
1 5662when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)
2072Post New Electrical Engineering Questions
What are the common sources of energy?
Why the power factor improvement is so important in industrial loads
what do you mean by class PS CT and what are technical details needed for calculating it?
What is online and offline ups? how does it works?
How to calculate the copper in HT motors if KW, RPM & Voltage is given
What is the Temperature to be set in Thermostat provided in Marshalling box of the Transformer / Motor.
Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.
State Maximum Power Transfer theorem.
what is the cause of voltage dipp or swell in the transmission lines?
What will happen if we on 200kvr capacitor bank(11kv in bus)If there is low load on transformer (1.5 mva 33/11 kv)
Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?
which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing
Why delta star trformers are used for lighting loads?
why and where we use early make & late break contacts in protection?
how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence
