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Engineering Interview Questions
Questions Answers Views Company eMail

what is meant by moulded case circuit breaker ?

ABB,

1711

what is meant by twilight switches 7 where its applicable ?

 1418

Sir i am appearing for the section engineer post examination of railway recruitment board.Can you please send me the previous question papers from 2001 to till date.

 1600

what is the use of glycol filling in seal pot (or) condensate pot in instrument impluse line?

 7 39686

how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?

SEWA, Sharjah Electricity and Water Authority SEWA,

1489

how do i calibrate mmwc pressure guage with out calibrator.if any? pls give me the ans.

 1 5300

hi frienda We have 250kva cater pillet dg set we are fasing one diffrent proublam in dg we are start dg set after one mint applying load around 450a load but dg was run 3 Or 4 mints after 3 mints dg was shuding down automatic how to face this proublam pls tel any budy

 2 4491

is dc shunt moter oprate on ac? if no why? if yes how?

IOCL, JJJ, Power Grid,

8 15632

the avg piston speed of an internal combution engine increases as cylinder dimension decreases justify?

L&T,

1584

What is difference between centrifugal compressr and screw compressor?

 1 2991

What are the advantages and disadvantages of screw harmatic chiller respect to centrifugaal chiller machine?

Bhel,

2048

what is RNG in the DG synchronizing by PLC?

 1623

why battery set is required for D.G.set?

 7 14623

WAS PUMP MODEL WXB DESIGNEDIN ACCORDING API 610 STANDARD?

 1 5103

How to calculate cement and sand quantities in cement mortar As 1:1,1:2,1:4,1:6 ?

Boss Global, JP Group, Kerakoll, NextGen, Simplex,

15 198679

Un-Answered Questions { Engineering }

Explain working of francis turbine?

677

load combinations how many types for staad design purpose?

1730

What is space heater?

1422

Define hue?

1

what are the condition that makes hooter blow?

1864




Explain what is an ideal diode?

636

compare the delay in sending x-bit msg over k-hop path in ckt switched nw nin lightil loaded packet swithed nw. the ckt setup time is s per hop,the packet size is p bits n data rate is' b' bps under what condition does packet nw have lower delay?

1474

how to select battery for 15 KVA UPS with formula

2088

what are the stresses in circuit breakers ?

1524

if UT=4v & V LT=-2v the hysteresis voltage is equal to....?

1724

How DP Transmitter can be calibrated for crude application in floating roof tank

2049

Show the sinosoidial effect built in a generator with the help of a diagram?

642

why the neutral point in connnection oscillates?

1810

sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

1033

if we use 1.25 bag of cement 3 pharma metal and 2 pharma crush sand what is the strenghtexpected for RCC column

1614

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