Answer / abid khan

I am Abid Khan from alwar(Rajasthan).My father is a farmer and my mother is house wife.I completed my schooling from Rajsthan Board.and now i pursuing B.Tech.from E.C. branch.My Hobbies including are playing chess and gardening.

Answer / ejaz ahmed tanoli

My name is ejaz ahmed tanoli.i have done b-tech in electronics .i am working in C&M Engineer and my designation Sr:electronics technician.

Answer / arti

Myself "Arti",Leaving at Pune.Having 1 sister , Mom & dad
in my family.I am working at bangalore as an Engineer.Like
to travell,to face more challenges.

I have need to pervious examinations questions and answer for RRB examination in technical, JUNIOR ENGINEER PLEASE SEND EXAMINATION QUESTION AND ANSWER MY ID k7_r@indiatimes.com

0 Answers   ME,

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Define lock-inrange, capture range, and pullintime of a pll

0 Answers  

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can i give the short discription to "window size" , "Time out" "piggybacking" in sliding window flow control.

0 Answers   RRB,

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What is analog-to-digital conversion of signals?

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for an insulating material,dielectric strength and dielectric loss should be respectively

1 Answers  

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dump means?

2 Answers   BSNL,

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difference between amplitude modulation and frequency modulation

8 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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what is pulse logic system?

0 Answers  

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when the generator running trip by earth current even though engine all so shut down the problem showing gcs waring and emergency trip there after starting always gcs locked out what is the problem [this is cummins qsk 23 electronic controle module governer

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which is preferred in ckts for x-or operation a) 1 x-or gate b) 4 nand gates

1 Answers  

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Explain am and fm.

0 Answers  

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