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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

NPCIL,

1 3884

A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

1 2009

Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

Siemens,

1 2045

What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

1 2117

How to reverse the direction of a DC motor ? By reversing the Armature wires or by reversing the field wires

KFC,

2 5433

How to distinguish between the armature wires with the field wires of a Dc motor ?

5 8765

What test must you do before powering up a circuit that you have been working on?

1 1926

What can make the the overloads operate when a star delta three phase motor starts?

1 3785

Can you use a different size cable to complete a circuit if you run out what you are using?

2 4626

i want to trigger ATS (Mains +Generator )from external system could any body help me in this regard ?? is it posible if yes please tell me how?

1 3263

Fot testing new star-delta 132 kw motor in electrical worshop.we should check in star or delta connection as we do not have higher capacity cable in worshop?

Adani,

4 7292

what is the difference b/w pvc cu conductor and cu breaded wire..?

2 3669

What is the starting current of a motor?

3 6333

is it true there's a big difference in using Cummins or Denyo...especially power output or leakage

1 2010

factor to be considered for bus bar design

2109


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

2483


What types of high speed CMOS circuits have you designed?

2203


I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

2921


Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5483


What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?

2036


i need the curve duty cycle and amper for (150 kva @50% dyty cycle) transformer turn ratio :19 and vin 400

2239


hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

2178


What the main causes of transient interruptions on Over-Head Distribution Lines?

2214


what is the condition for YnD11

2637


What is the magnetic field (coil DC ) of Turbo Expander?

2129


I want single line diagram for AMF & DG syncronizing panel

7272


Do you need any help with FEWA Electrical Supervisor exams?

1075


what is meant by IGBT how they differ from tyristor ?

2523


what will happen if synchronous machine rotor fed from single phase ac supply 

1809


please give some hindalco placement papers for written exam

1883