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Engineering Interview Questions

How the speedo meter ratio was decided for vehicle?

TATA,

1211

what is de brogle equation

5757

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

TATA,

5570

why sphericle shaped vessele used for storage of petrol?

5035

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

7593

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

1722

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

4579

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

ABB,

19877

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

24902

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

12118

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.

1296

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

4253

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

2421

what is the difference between ribbed steel & tor Steel ?

12605

what is the differnce between pri and bri

ABC,

4106

WHAT ARE EARTH MOVING M/CS? WHAT IS BATCHING PLANT? WHAT IS HYDRAULIC JUMP? WHAT IS TIPPER (EARTH MOVING M/C)?

2066

What materials use to make valve body, and What data needs to choose correct valve size

1981

Define why are active filters preferred

446

Explain how to design binary to gray code converter?

349

george phenomenon of synchronous machine

6617

What are the differences between continuum flow and free molecule flow?

582

how we calculate torque ? how we improve it ?where torque will either motor or generator ?

1366

What is the Equivalent for 9.81 kgf= ?

465

how to convert lv line to hv line and viseversa, any losses will occur during this process

1368

Define silk fiber?

1

what is the common earth

445

Explain me what is additive color?

1

Why centrifugal pump is not called as a positive displacement type of pump?

438

Explain how do I interpret infrared satellite pictures?

314

For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.

1330