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HCL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

In a 3 pin plug holder, what is the purpose of diameter of ground pin is larger than phase and nutral pin

9 13069

What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 4348

What is the difference between earthed & unearthed system?

2 5630

What is the working principle of VFD

3 19438

I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

2168

why core losses are affected with change in voltege in transformer?

1 3894

Can Superposition theorem be applied to AC Circuits?Can Thevenin's Theorem be applied to AC Circuit too?

6 19998

why in america the supply frequency is applied as 60 HZ. but in india we use 50 HZ.

1 2810

how to calculate vfd o/p voltage by frequency

1933

What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter

2640

why field winding in synchronous machine connecting in star position?

1 2303

at present how many EHVAC lines are there in India?

8 12141

why motors are rated in HP?

3 6422

how to generator maintenance (A Check, B check,Etc)

2003

what are the C&D CHECK OF DG set

1 5412

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HCL Electrical Engineering Interview Questions


Un-Answered Questions

What are registry errors?

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What are the possible hr business tractions that can follow post termination action row for an employee in job data?

665


How to keep secret data in a playbook?

1


What is system stored procedures?

794


How is EPROM generally erased

856


Design a datastructure to represent the movement of a knight on a chess board

747


WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3374


What is meant by anonymous class?

811


How do you build a custom function in python or r?

193


What are the advantage and disadvantages of automated testing?

947


How do I get rid of microsoft visual c++ runtime library error?

887


What is 1810 stainless steel?

905


Why is java not 100% pure oops?

829


How do you kill a process using pid?

730


Which operator is used to assign a value to a variable?

669