hii m persuing b-tech.i just pass 2nd year.pls tell me what are the ways to join BARC.

0 Answers  

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why thee microprocessor number starts with four digit?

4 Answers   Infosys,

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why current flow through conductor not insulator

3 Answers  

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difference between ac and dc

10 Answers   Alstom, BPL, Ford, HCL, Wipro,

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How to implement an inverter using single transistor?

1 Answers  

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i am electronics & comm engg & appling 4 the AAI jr executive (electronics/ATC) written test. pls forward me the syllabus & old question papers.I will be very much thankful to you akil403@yahoo.com

0 Answers  

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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?

3 Answers   DRDO, Electronics,

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In UMTS, which will control RRC protocol??

0 Answers   Motorola,

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why r u want to join this company

1 Answers  

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Why the input impedance of OP-Amp is so high?

1 Answers   TCS,

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I would like to do my MS in US but i have a second class in B.tech with 56% where in i have good acedemics in 10th and inter .Is it posiible to get a US visa if i get good scores in GRE and toefl.I have work experience in an Internation call center for 1 year will they consider me for US visa as i have a gap of 2 yaers after my B.tech will the visa be succesful.What would be the answer if they ask me why you worked in callcenter after your B.tech and why opting for MS now when you didnt show interest in your B.tech background....

0 Answers  

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In india What are the best institutes for telecom job oriented training,am b.tech e.c.e fresher?

0 Answers  

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