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HPCL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 3796

what are the different sizes of U.G. cable & where these cabl;es are used according to voltage ..

1668

can you plz send l&t aptitude questions if available its urgent plz plz plz

1655

yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 2114

what is the different between surgearrester and lighting arrester

4 6822

Hello sir, pls send me hpcl technical test papers .i am. Appearing for the exam.

2246

Is RTCC panel needs any control supply.

1512

What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?

887

What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?

750

When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

758

What is the armature mmf in a D.C machine?

807

What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

688

The electromagnetic torque developed is proportional to what in a D.C series motor?

732

Explain the method to keep noises low in a control system?

663

Which motor will you choose which can operate in both lagging as well as leading power factors?

664

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HPCL Electrical Engineering Interview Questions


Un-Answered Questions

How do you foster a culture of continuous improvement among production teams? Can you share an example of a successful continuous improvement initiative you led?

1


What is javaserver faces conversion model?

67


The VP of customer service has expressed concern over a project you're involved in. His specific concern is that if the project is implemented as planned, he’ll have to purchase additional equipment to staff his customer service center. The cost is substantial and was not taken into consideration in the project budget. The project sponsor insists that the project must go forward as originally planned or the customer will suffer. Which of the following is true? A. The VP of customer service is correct. Since the cost was not taken into account at the beginning of the project, the project should not go forward as planned. Project initiation should he revisited to examine the project plan and determine how changes can be made to accommodate customer service. B. The conflict should be resolved in favor of the customer. C. The conflict should be resolved in favor of the project sponsor. D. The conflict should be resolved in favor of the VP of customer service.

614


Can you name ten built-in functions in python and explain each in brief?

501


How do you write a good introduction?

103






Why should we use sap fscm?

5


What is difference between array.splice() and array.slice() method in javascript?

509


Can I install windows 10 on a windows 7 computer?

440


Why does it take so much time to access an applet having swing components the first time?

1404


Explain “not null constraint” in sql server?

532


Enlist few advantages of inheritance?

595


Would we given training at first job (entry level)?

1351


In California What Property Can I Keep?

630


Explain the use of Burn Tool?

21


What is a web application?

446