Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Engineering AllOther (1379)

Engineering Interview Questions

Questions Answers Views Company eMail

What is the power factor,apparent power,reactive power and formula of power factor.

MNC,

3 5581

Why transformer is rated in kva?

L&T, NDPC,

4 8618

What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?

3542

What is difference between potiential,volatge and emf

1 3530

How much sand for a 107sqm residensial building

Shapoorji Pallonji Group(SPCL),

1 7748

why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

BSBK, IOCL, NTPC,

5 9542

1 m^ 3 of concrete 150 x150 mm of spacing of required of steel ?

HSCL,

2 6360

How to convert aggregate and sand from kgs to ltrs ?

Tech Mahindra,

2 8021

Why integral control mode call Reset controller?

1 5392

If the kvar rating of capacitor bank is 600 kvar at 525V then what it's rating at 415v.

2 6096

I have a big big doubt...will current decrease if voltage increases and vice versa. . kindly reply.. buddies

ONGC,

3 6204

When we need start the motor by method of star delta which size (KW or HP)motor should must be operate in Star Delta Method,

3 5404

What are the effects of oils on the properties of Polyolefins?

IOCL,

2929

what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

Electro Tech,

2 5052

What is use of reactor..how it is help ful in electrical system .....brief explain

1 4021

Un-Answered Questions { Engineering }

what is mass flow rate of steam of 7 kg/cm2 pressure in 1 inch id. pipe.

2911

What is the use of damper?

994

What is principal work of “O ring”?

1066

why co incidence factor considered in transformer sizing?

1867

area control error

1733

how to calculate transformer load?

2476

What is defferent betwen ESP &PCP PUMP .HOW IT IS WORK?

2478

After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.

1981

Why can't we take NO LOAD TRIAL of motors having V1 mounting??

1926

What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

1800

What is a bjt?

962

what is different between static block and public static void main??

1881

A length of steel pipe is used to carry sea water to a desalination plant. An adequate corrosion allowance must be specified and indicated in the piping specification, which affects the _________________________ of the pipe

2249

Can we Co-ordinate relay in Load Break switch?

1964

explain various object oriented programming fetures

1728

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