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

how to test the mobile tower signals? and which software tool & hardware tools used for test the mobile tower?

2425

what is the software tool used for mobile tower maintainance testing? i want answer with in two days.......plz

2243

hi, i have 3x200KVA and 2 x 80KVA UPS with battery bank of 150AH 68Nos. and 100AH 204Nos., i need to install AC either ductable or PAC type, so can you help me to calculate heat load and capacity of the AC to install.

Hyundai,

2724

in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

2707

What is the size of a Squre nut of a M12 Bolt

2 5639

what is servo motor and how it works?

Godrej,

2301

WHY DG are rated in KVA or MVA ???., but ALL power plants are rated in KW or MW.,,?

Coastal Energen,

3 12507

1)What is the maximum size of aggregate that can be used for M-50 grade concrete ? Code teh authority?

3 7572

1) is maximum size of aggregate ristricted to 20 mm for M- 50 grade concrete? If yess or no code the authority?

5 9068

when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID.... ravizak@ymail.com

Godrej,

2356

Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

2 6377

in power station what is the electrical circuit length of spacing between power transformer and lightning arrestors,for the voltage system of 230kv,110kv,33kv,22kv,11kv?

1 3968

what is the difference between composition of ceramic & glazed tiles?

2 7313

HOW MANY POLES ARE THERE IN 3 SLOTS PER POLE PER PHASE MOTOR

2 10176

Types of Injection system in cars?

Skoda,

5 15486

Un-Answered Questions { Engineering }

WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?

2140

why high speed tripping relay is used in protection circuit why not normal relay

1493

How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?

2608

What is the use of Surge Capacitor in LAVT?

13724

Tell us what is pivot?

Which code specifies the specification ofthe construction joints to be provided in the raft slab of a basement which is 6 m deep.what should bethe detail of such a joint?

2485

How the net work to drive a compressor and its volumetric efficiency behave with increase in clearance volume ?

1062

how many types of preheaters are in cement industry & what r they can any body explain?

1767

What is rotary phase converter?

1098

What should be the values of settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot) to keep the system in transient state, to keep the system in steady state ?

2261

Type of motor stater detail and working detail

1667

What is engine efficiency?

1030

How can you sized or estimate the ligthning arrester current rating?

2144

Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

2090

If any changes done in the process of production what that is called.

1900

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