why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.
1 3547How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.
1705what is the working principle of energy saver control panel. please give the complete calculation & theory.
1822For what purpose an AVR in generator sensing generator output voltage?and how the sensing is done by AVR?
3 7911Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
HAL,
1640Is it possible to use AC supply insted of DC supply in trip coil operation? if not, why?
HAL,
5 5985How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
HAL,
1580Post New Electrical Engineering Questions
In motors how many types of cooling systems were used?
How to calculate or formula to calculate rhe power in 2 phase system ??
What kind of maintenance is conducted for Transformer
plese send me the oces/dgfs sylabus and previous year question pattern of electrical engg.?
what are the difference between AC lamp and DC lamp
if you are in a software company,then why do you want to come in a core company like sail, ntpc(where lots of trouble like tension but you have a good life in a it company) ?
WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI
How to Calculate the Fault Level of Electrical Installation
what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?
In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?
how to select the mpcbs and contactor for 3 phase 30 hp star delta motors.for plc control.and tell me the calaculation for future use.
how to check avr of dg set of 125kva
How will be the single line diagram of series trip HT breaker? how it works?
What are high pass filter and low pass filter? and What are the flowmeter ?
why ht cable end termination don't have a gland?