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Engineering Interview Questions
Questions Answers Views Company eMail

How the speedo meter ratio was decided for vehicle?

TATA,

1866

what is de brogle equation

3 7496

Do u know epicyclic gear box?What are the pratical application of epicyclic gear box?

TATA,

3 7321

why sphericle shaped vessele used for storage of petrol?

3 6828

how to do loop checking pls email to shanavaska2000@yahoo.com

Kentz,

2 9816

what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com

Bosch, Eskom, Sabic,

2328

How to calculate the CFM to TR? What is the Formula

1 5537

What is the difference between Class PX & Class X CT's

ABB,

2 22640

What is the purpose of lighting Transformer used in Industries for Lighting illumination? Its necessary or not?

2 26835

Why Motors are generally supplied with 3 core cables??? why not 4C??

5 15832

What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

1976

Determine the minimum cable size for a 28A single phase final sub circuit originating from the distribution board supplied by three phase submain. The route length of the final sub circuit is 54 m. Assume 1% voltage drop in the consumer's mains. Submain specification: Cable: 50mm2 4 core V75 copper; Route length 42m; Maximum demand 135A per phase

1 5440

why we provide bent up reinforcement bars at l/4 ? if it is because of diagonal shear , how does it acts ?

3035

what is the difference between ribbed steel & tor Steel ?

1 13970

what is the differnce between pri and bri

ABC,

2 5570


Un-Answered Questions { Engineering }

what is gas metering system? gas chromatograph? and gas compressors?

2451


In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.

1974


From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

1786


Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

2587


calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

3566


What are the classifications of heating element?

2046


which transform is better? haar or hadamard

2057


Repected sir/Madam, I am goingb to face IOCL technical as well as HR interview, can you forward your hellpfull hand for toward me to sort out my problem by giving some imp interview quetion which is generally asked in chemical industries such like IOCL,HPCL,ONGC,BPCL,RIL,etc I will always thankfull to you,for sharing your profficient knowledge with me and making me somewhat technically sound

2508


Define demand factor?

1118


what are the cube & Sylinder strength of concret M20,M25,M30,M35,M40,M60 ,M75,M10 ,M15

2996


sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com

2570


I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

2223


Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com

2306


Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?

1824


what is relay what is protection & contact multiplying relays where it is used function in brief

1184