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Sir,I have two years year gapping after the completetion of my 10+2.Then i had studied 1 year chemistry(hons)and had sat for part1 chemistry(Hons) exam..I got 60% in Hons also.I had sat Hons and Enginering Joint entrance exam together in the same year of 2008..But i got better opportunity and I switched to ECE..Sir,may i eligible to sit exams and interviews for any IT company,software technologies,consultancy company,electronics core company..??..thanks...
1987Why sinusoidal waves are mostly used for communication rather than any other waveforms..please give 4 reasons
3 6806hi iam having b tech aggregate of 60%and 15 back locks cleared in course time and gre score of 1000 can i get visa
1754What 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 10413explain 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
2057Post New Electronics Communications Questions
How can a pseudo random noise code be usable?
Test on three subjects Physics, Chemistry & Biology are to be conducted simultaneously the number of candidates for the tests are 68, 36 and 72 respectively. Candidates are to be seated in different rooms such that each room will have candidates of the same subject and the load on each invigilator be the same i.e. the number of candidates in each room should be the same what is the minimum number of rooms you need for the purpose
Draw the two transistor model of scr and derive an expression for anode current?
State different methods of voltage control inverters. Describe about pwm control in inverter?
1.antenna is passive or active?? add why? 2.diff b/w tch drop & tch block?? 3 diff. b/w sdcch drop & sdcch block??
Why can’t we use comparator to convert sin wave into square wave?
sir,did u send me hpcl syllabus for engg. disiplience & previous year
What are the commonly used filters?
How can I understand electronic/electrical panel wiring & drawing?
hai iwant RRB previous 5 years question papers
which book is better for rrb examination?
explain the application of a jfet.
i want assit.loco poilet sample papers
Explain what is a voltage transfer curve of an op-amp?
What is a dsp?
