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

Satellite Systems Engineering (106)
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Engineering Interview Questions

Questions Answers Views Company eMail

how to design step down 12 V, 1mA small transformer from 220 V AC? Because according to VI relation and power transfer it results bulky...

2100

What is the difference between Corrective actions and preventive actions?

2 5294

anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

2424

What is 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? Explain an ideal voltage source? Explain 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 half-duplex and full-duplex communication? Which range of signals is used for terrestrial transmission? Why is there 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? Explain 3 dB cutoff frequency? Why is it 3 dB, not 1 dB? Explain ASCII, EBCDIC?

DRDO, Electronics,

3 10448

1:5:10 isme 1 kya h 5 kya h 10 kya h

7 9948

Why we need two angle of projections ( 1st angle and 3rd angle)? Cant we standardize to one.

Hyundai,

2 17954

why we use taping of transformer on HT side?

4 10848

what is the difference between electrical and electronic choke?

TCS,

1969

why should the primary of transformer be connected in delta in a heat run test?

Bhel,

1989

how to calculate slip ring induction motor stator and rotor currents??

2268

what are factors to be consider to design a HT & LT motor?

1 3753

Basics Instrumentation Question

Advantek Fuel Systems,

1 12113

hot water tank,top element 240v across,the bottom 120v across,why?

1 3485

explain any 4 search engines? explain any 3 web server? list out the diff e-commerce to perform the electronic data interchange transition?any 5 in detial

2064

HI frds,,,am final yr IT student.. i secured 81% in x 55% in xii 87% in Btech upto last sem (no standing arrears..) i dt kw clearly abt MNC eligibility criteria.. i heard tat TCS hired 1y abv 60% 1y..so pls help me.. wic cmpnys r anouncd 55% may eligibl in 2011??? pls rly me clearly and sugst som of d compny names...

1 2412

Un-Answered Questions { Engineering }

What are the properties of manganese steel?

1006

Hello sir, I am Rajaram. I have finished DME (Diploma in Mechanical Engineering). I would like to attend BHEL supervisor examination. So i want which type of questions can i prepare. & give previous supervisor examinations questions. Reply my mail (rajaramsptc@gmail.com)

4246

How to check the LM324 Ic

8486

What is the difference between shear center flexural center of twist and elastic center?

1255

hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

1851

Define octane number?

1018

Write down the equation for conduction of heat through a slab or plane wall.

1176

How to calculate the quantity of cement mortar 2" for mosaic tile fixing 12"x12"?

1750

can I improve the furnace power factor (10 mva transformer) by adding a capacitor bank before the transformer.Does system power factor vary a lot with the furnace PF?

2049

Double declutching is used for the engagement of gears in a) Sliding mesh type of gear box b) Constant mesh type of gear box c) Synchromesh type of gear box d) None of the above

1269

what is isochronus and droop speed?

2283

Write a shell script to delete all files present in a directory “dir1”. Any error, if it occurs while carrying out this operation should be stored in a file errorlog

2127

What is the Systematic Responsibility Site Engineer? Who are the above and under co-oridinating ? What is office & Site co-ordination of Site Engineer?

2140

What is rfid in developing stage?

1028

Why gas turbine power plant needs efficient compressor ?

1196

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