Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what will be the minimum megger value for 132 Kv (earthed) potential transformer

3 9043

Why there is not any reactive power in DC although it causes magnetic field.

7 22520

we erected (48HP)63kva dist transformer and incoming from 11kv line,out going is 415v domastic line 2.04 km.for that actual output current is 84A. what are the losses and final output current.

Essar,

3 5520

how we find transformer capacity by ohm

2216

In Fluorescent tube there is a writing like 6500k . what this 6500k represents?

4 6819

For a CT the number of turns in the primary winding is.........

5 8825

Is it necessary to carry out sheath test after cable jointing? If the value is zero of such instance , is it ok to energize the cable?

1 4181

what are the differenc between vcb and sf6 breakers

Google,

7 28788

what is the preventive @ predective maintenance

2 5007

where we take earth in hill station

1 3887

how can electricity is produced without water

Bescom,

6 10829

What is the size of electrical cable to be used for a space heater single phase 240V ?

3 5623

How to calculate the total number cells required for a particular KVA UPS system?

1 3973

what are adantages of OC and SC test over the load test?

5 12111

How the field flux is controlled in DC drive ?

TATA,

4 6802

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Un-Answered Questions { Electrical Engineering }

How to select a transformer group to connect a 0,433 KV generation with 33 KV grid in bi directional flow of current

1556

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.

2097

What will be in Mahagenco Trade Test Exam? I want to know the same.

3695

state types of reflectors in illumination engg. ???????

1937

Wt is the function of reactive power? How it generates & consume though resultant is zero?

1889

What is tranformer differtial?

2024

What is servo motor? what is its purpose?

2055

What is the normal phase difference between the voltage and the no-load current in a transformer?

1249

we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1679

define digital electronic

1984

what is invertor supply and raw powersupply

2110

what happens if dc supply is given and the remedies for it.

1821

How much no load current of synchronous motor

2097

What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?

3540

What kind of socket shall be provided for window type air conditioner with cooling capacity upto 18000 BTU/hr

1073

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