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Engineering Interview Questions
Questions Answers Views Company eMail

How to select a cable size according to load

Red Bull,

1 3636

What is the knee point voltage of CT-100/5,15VA,5P20 ?

ERL, NTPC,

3 6072

In CT, burden is 15 VA and protection 5P20,CT ratio is 100:1 then what would be the knee point voltage ?

ERL,

2 4491

what is the role of a chemical engineer on a cement plant?

 4 12189

How to fix the reinforcement in footing shorter bar at bottom and longer fix at top.

JKC, L&T,

2146

what is difference between ac voltage and ac current

TATA,

3 6151

normally..what is the kilowatt for 1, 1.5, 2 ton split air conditioners

 2 3854

My system is 22kv/3.3kv transformer. client is asking to use NGR, but as we have dedicated Neutral Earthing systems which has a value less than 1 Ohm. So i want solid comparision. Why i should not use NGR as my system is already protected.Can any one help me to get out of this.how should i reply on basis of some great comparision and calculations. Please help

Ariel,

2 3696

what is differnce b/w comprresure and pump

Engro, HPCL, HVAC, ISAT,

4 6855

how many nails in 1 sq mitar

Nesters,

1 4590

What is cable gland,why does use for?

ABB,

5 9060

what is the ms flat constant for calculating earth mat design calculation?

 1999

How to calculate the number of reinforcing bars in a slab

Aldowin Industries, NBCC, THDC,

6 12230

ratio 1:4:8: for pcc. area 1008 cft. thickness 6' what is the quantity we need

 2 4707

what is reactive power?, why its measured in VA ? is it transient behavior of system?

 1784

Un-Answered Questions { Engineering }

in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)

1490

The electric field in the space charge region decreases with forward bias and increases with reverse bias. Why?

601

hi, could someone help me to find a control design for syncronising panel .

1259

can we install HT panel & LT panel side by side or how much clearance is required ?

1076

Define steady state error.

637




WHEN SUB. A IS HPLMN AND B SUB. IS ROAMING FROM ANOTHER PLMN CAN ANY ONE TELL ME THE CALL FLOW FOR THIS?

1647

Why the arms of delta in a delta-wye power transmission system are kept constant??

1403

to draw bm diagrams for portal frames under different loadings//

2428

What is the maximum strength of cub compress strength in one cub testing

1374

what is directivity effect?

1703

i am having information technology branh ....... can i prepare for psu exam

1727

Is there a quick rule-of-thumb to estimate a gas side heat-transfer rate inside the tubes of a shell and tube heat exchanger?

642

What is the name of the winding to which supply is given?

685

Define Grashof number and its significance?

714

What is the engine efficiency range in two stroke engine?

583

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