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Engineering Interview Questions
Questions Answers Views Company eMail

what is the diffrance between earthing and grounding...?

Essar,

6 10903

In HT overhead line why should provide top conducter which is not connected whith insulater..?

Essar,

3 6585

Why the Petrol Guns in the Petrol bunk are earthed?

ITC Infotech,

3 7423

what is the working difference b/w softstarter and Variable frequency drive ?

Parle,

6 10960

How video signals are produced?

1896

what is the procedure to carry out BDV test of a transformer ?

BirlaSoft,

3 17263

What is the impact of MCCB & MPCB on Distributed Control System?

6 12121

I have applied for the post of Assistant Instrumentation Engneer in IOCL and need urgently IOCL sample paper please help me.

IOCL,

2211

please guide me from where I got semple of written test solved paper

IOCL,

1929

How frequency meter measuring frequency? What is the principle of frequency meter?

2 13690

Why stand-by earth fault relay and restricted earth fault relays are connected between neutral and ground in transformer?

1 5834

Which is more Elastic Steel or rubber? Plz give the reason also........ mchandan86@gmail.com

18 43458

What is the Differance between the diode and SCR properties

7 26241

Types of 132KV and 222 KV protection.

1 5376

Can u tell me about HVDC transmission?

6 13438


Un-Answered Questions { Engineering }

how to deside the capacity of chock for drive?

2057


i had applied for 6 categories for rrb section engineers posts 2 different rrb boards 2 those i was eligible of an single notificatoin. do i need 2 write different exams or single exam

2532


Why nautical mile is different from statute mile?

1284


what is integration,optimization of gsm corenetwork in practice?

2131


What is meant by D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? What do you mean by an ideal voltage source? What do you mean by zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain briefly. What do you mean by half-duplex and full-duplex communication? Explain briefly. Which range of signals are used for terrestrial transmission? What is the need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

2076


sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers

1989


what is the most permissible winding temp when we conducting a generator load test?(condition no load)

1726


how to calculation increase capacitor,increase power factor for three phase.

2179


What are the various fancy weaves and describe any two?

5


Define boning?

1


Dyn1 transformer vector group testing how to do

1803


Is any generator is developed which is operated with out diesal or other expensive source?

2108


We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

1859


How many total no of channel bypass in one BTS.

2014


What is the wave equation for the sound waves encountered in smart cell phones, specifically android?

1604