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

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Engineering Interview Questions

Questions Answers Views Company eMail

difference between lead screw and ball screw???

Tech Mahindra,

2 6807

diffrence between cnc and nc??

Tech Mahindra,

2 6862

If a line which is drawing approximatly 2100amps what should be earthing streep size(using galwanize streep)?

2 3845

why the field winding of synchronous machine is excited by dc source

2 6396

what is assumption consumption of steel per m3 for raft

2 4504

WHY WE NEED NEUTRAL FOR 3PH 400 OR 415 VOLTS POWER SUPPLY (4 WIRE SOURCE).

5 9322

what is pH value of sewage&water.if pH value is given then how to calculate H+.

2 5668

what are the proper pipes for salt water line

IVRCL,

2357

why we use the casacade ??

4 7220

how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.

2206

why transformer rating in KVA ?

Bhel, TATA, Voltage,

8 12429

testing ZNYn11(d) vector group transformer

1 9215

how much bags of cement will be in 1 cmt of having the ratio 1:3:6

7 26375

Sir, what is the significant of mmWC what is the definition? How can we Establish the DEMO apparatus in Plant/process lab. ? Arun Kumar Lupin Ltd Bhopal. 9926433779

Lupin,

2 8021

1.Why we use choke?If we use for high starting voltage then different type choke gives different voltage. Is it correct?

Dalkia, Luminous,

2 5630

Un-Answered Questions { Engineering }

What is given by the definition in BIL IMP/PF = 950/395 kV. This was found in a name plate of a power transformer.

2363

What is the procedure for taking leave while detecting Epf and Esi?

2214

What is a mechanism?

1094

WHAT IS DIFFERENCE BETWEEN. WRITE: a+m(2). m = m + 1. + OF THESE TWO IN SAP ABAP

2170

What is factor not to be taken in consideration in mix design?

3671

What do you mean by bond? What are the different types of bonds?

2242

what is thermo coupler and how it works

6087

what are the Technical Specifications of D/240PCI-T1

1056

WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1923

why we r recommended for pre-action sprinklers @ generator/tx/mv panel room. If any leakage there,that panel will damage. So what is the Logic for pre-action sprinklers there?

2130

can any one explain in which term we are flow flow is it volumetric r is it mass? and y

1941

10 bit A/D converters,the quantization error in % is??

4794

Define slew rate.

1044

Mention any four accessories used in pre historic period.

Explain the causes of the exhaust valve leakage.

2038

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