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In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?
1715What are IP protections used for electrical panels, JB, equipments installed in explosive zones like Petrochemicals, Oil & gas
1 3063In my 3 phase 4 wire electrical system N to earth voltage is 0.08 is it ok What is standard for it ?
1 2237What are the difference between normal application Transformer and Solar application Transformer?
1656What is the possible cause for failure of lightning arrestors in outdoor substation under normal condition
1774Post New Electrical Engineering Questions
What Maximam Gap Taibaar & Bush
what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering
What is difference between Harmonic and Non harmonic Capacitor Bank?
1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?
Vibromotor 252MV 1/4HP2P..what is mean by 252MV?
plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.
1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india
You are of electrical field and you are going for software? Why
i am venkat i got gre 930(verbal 270 quanta 660) and my toefl score 105..here question is why u got less score in gre ? what i supposed to tell...any chance of rejection is there...my accadamics record is very good
Brushes are placed at magnetically neutral axis,when brushes reach that point,the armature conductor gets shorted,but it can be seen that the dc supply is also shorted,wont that get damage? help me plz
PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com
how calculate gd2 of ht motors
by what factor the starting current is used when comparing star and delta connection for motor starting?
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.
How does HT work & Voltage required?
