Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is real time system type definition

1 2288

when the PFR (POWER FACTOR REGULATOR)change a step to zero,one of the RCCB will triped off,is it the changing step of this PFR effect the RCCB?

2 1881

IN HT MOTOR HT REFERS TO HIGH TENSION OR HIGH TRANSMISSION?

11 8134




what is the advantage of pwm pulse compare to squarewave pulse.

2 4041

What type of motor is used inside computer CPU.

TCS, Bhel,

11 18515

Why in earthing, the earthing plate is put in vertical position? and further what is soft coke that is used in earthing?

Wipro,

2 8474

What is the difference between Relay and Contactor

Siemens,

35 132004

how does an energy meter works?

4 4683




Why water bubbles when D.C. Current is passed through it? Why not when A.C. Current is passed?

816

what is joule?

2 2802

what type of protection and safety req. in the 220kv substaion and area around the substation

2 6398

what is the basic construction diffrance between servo motor ans sqiralcage induction motor

1132

What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

608

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

Power Grid,

737

We have 250 KVAR cacitor bank & our average load is 200kva but our power factor is average 0.66 how can we maintane it? how can we balance our load?

4 5884


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Un-Answered Questions { Electrical Engineering }

10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

1017


what is the main difference between power devices and signal devices

881


Why is a plain induction motor unsuitable for wide speed control?

814


All tape of electrical questions Answers tape of motor transformer e.o.t crane

1182


Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

590






what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?

734


how r charge carriers produced

710


What is deference between MCB & MCCB & ISOLATOR

538


For group 1 , 2 whather i have to prepare my technical or general studies etc? and im graduate in ee engg. for wht posts im eligible for? please tell me!

797


sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

599


how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

168


which of the following elements is not present in stainless steel

1083


How do you compute voltage drop and cable size over distance?

854


how to find the multiplication factor for digital energy meter and analog energy meter

887


1.what is the funtion of chiller primary & scondary pumps. 2.what is the use of distribution lines & Types. 3.what is the use the thermal power stations & how much capacity.

717