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HPCL Interview Questions
Questions Answers Views Company eMail

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?

741

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

745

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

794

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

678

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

722

Explain different types of Normalization.

599

Write the queries for commands like Create Table, Delete table, Drop Table etc.

608

Share 2 high complexity and 2 low complexity test cases for a coke vending (ATM) machine.

633

Explain 3 high priority test cases for the performance of MSN search engine.

716

Which one has higher efficiency - Diesel Engine or Petrol Engine?

621

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

653

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

652

What is the converging and diverging passage in supersonic flow known as?

569

Which components are added to petrol in cold regions?

876

State the function of neck ring in centrifugal pump?

643

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HPCL Interview Questions


Un-Answered Questions

what is the cost and financial accounting? what is double entry system ?

1680


How are observer and observable used in java programming?

543


What is junit testing?

167


Walk me through the major line items of a Cash Flow Statement

795


What is the full form of linux and unix?

447






Assets are held in the Business for the purpose of____________________

1772


What is the difference between console application and windows application?

478


What is RITC under UP VAT. and How it is calculated.

2512


Is node.js free to use?

238


two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.

1629


What is a list tag and mention the most commonly used list tags?

389


Can you explicitly call a destructor?

530


What attracts you to this company?

685


How cable from Kit-Kat to main switch, from starter to motor are designed?

1580


hi i am electronics & telecomm engg & appling for apprentiship written test and interview. pls forward me the syllabus & old question papers.I will be very much thankful to you. pis inform to 88.avinashkalegmail.com

1435