How the Transformer oil testing is done & Why oil dielectric goes LOW & what is solution for that ??
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3 12831What is the function of Lightning Arrester & Wavetrap in Power system ??
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18 81510Why Power generation in India is at 50Hz while in America its 60Hz so is there any advantage/Disadvantage of this ??
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38 90448which Machine u will prefer to use at place where Flammable gases are coming out & why ??
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6 10208Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why
13 49387What is the formula for calculating Transformer Losses & Efficiency. I want to compare the Transformer efficiency at different loading condition.
6 159658i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
1873Post New Electrical Engineering Questions
True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)
how to select proper cable for ct wiring so that drop within the limit.
What is relation between transmission lines & Communication lines ?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
what is the difference between megger and earth resister ??
what is current check gurd relay?
how to calculate the lightning arrester conductor @ no of earth pits required
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my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.
What are all present producing cost of Per KWH of various Fuel?
What are stable systems?
How does the phase sequence controller works, how it identifies the phases? confirm working principle
I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience
WITCH CARDS IN USE IN FIRE CONTROL PANEL.
What is stacking factor? What is its approximate value?