hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)
14251)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.
5 36165WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?
1321what is the accaptable voltage between neutral to earth & How to reduse the resistance of earth in chemical earthing
4 52561.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?
6 45615Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it
2 4242WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?
1 2958transformer 3 ph, 225 kva pri 480v, sec 208v. primary neutral connected to system, is secondary neutral to be grounded and how
1 3397Post New Electrical Engineering Questions
In EB metering we face problem kva jump even in no load condition.can any one help to control this
why zero sequence impedance measurement is not applicable for single phase GT
What are safety device in vcb and acb?
Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.
hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
WHAT IS SPEC OF CLEANROOM MOTOR AND LIGHT FITTINGS?
How to size Air Circuit breaker (ACB)? What is the most important factors?
after how many spot we must chang secondry cable in portable spot welding gun?
Z transform is use when system is not a) converges b) diverges
How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx
if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer
what is ATS & RING MAIN UNIT in Distribution System?And its Function.
What is the need for a controller?
Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?