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Engineering Interview Questions
Questions Answers Views Company eMail

20 transistors go in a box and two dozen boxes are packed in a carton. How many cartons will be needed to pack 1920 transistors?

2 8662

what clearance required for 4.5 mva dry type transformer?

SPS,

1619

how to calculate lighting for a room

Coca Cola,

2 6626

How can we select suitable capacity generator for three phase load (inductive load) and how to take study analysis in 3 three phase load system ?

 1665

why we can't use carnot cycle in steam power plant?

 3 8910

A group of machines (wind turbines) connected with 33KV feeder and each machines are having individual VCB. The 33KV feeder connected with 110KV/33KV substation. The 33KV feeder tripped by over current at Substation and fault recorded at Substation as OC-R&Y phase. Same time the group of machines VCB tripped by over voltage, the fault recorded voltage was above 66KV by numerical Under/Over voltage relay. While grid drop time, this much of voltage hike is possible?

 1 2699

During a turn , why does the inner Tyre experience greater resistance to turning than the outer Tyre?

MAHINDRA,

2 6913

method to check earthing

ECC,

5 9790

why slipring motor , at full speed run as squirrel cage motor?

 1 3297

what is jdbc bridge?

TCS,

1791

how to calculate circular slab reinforcement (6m dia 0.15mmthick)

 4 30909

1:6 mortar, how many self life hours ?

CCCL, L&T,

4 14957

I have running 4 generator in paralel.All generators Voltages is same(470 V),KW also same (100 KW) but only No2 generator Amper is high than another generators. DG No:1,3,4 470V,100KW, 150 A DG No:2 470V,100KW,400 A

4 4230

How to calculate Volume of Wet cement concrete for a specific grade?

MBPL,

1769

what is the Purpose of Adding 20% of wet mortar & 1/3rd to Dry Mortar for PCC & Plastering & Rcc .is there any standard method for adding this .?

 1773

Un-Answered Questions { Engineering }

I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

2129

Why Pilot hits ground hard during bad weather?

642

How does turbine work?

640

Distinguish between creep and fatigue.

592

Why choke coil is connected in series with starter in tubelight??why starter is connected in parallel to tubelight??

2934




What is the Working principle of Dozing valve?

1776

why every computer should have a boot strap routine?

1427

what is the stanton curve?

2052

in one SQM plaster how much Cement and sand consumed in ratio 1:4

1667

i am appearing for the test of NIC SCIENTIC OFFICERS. so please anybody could mail me its placement paper at coolcool.212000@gmail.com

1700

why Lightning arrestor are made by 2 seperate stack of inslutor but why cvt are in single stack of insulator.

1518

What is silk fiber?

1

What is the expansion of hmi?

525

why we do not megger to motor under system is very high vaccum condition. and what is the tempreture of vaccum conditon

1556

What is portland cement

7114

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