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 Categories >> Engineering >> Electronics Communications
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Question Asked @ Answers Views     Select
how to find the fault in smps if i am not getting the output    0  83
I am completed B.E(ece) and i have 3 years of experience in HT line , is there any chance to ger c license please guide me Thanks & regards 965550212U    0  41
What is the diffrance between transistors and thyristor and diode?    0  74
why can't we share the charging of one phone to another phone? it would be useful during emergency times!! And the mode of sharing should be wireless...    0  57
How the data's are stored in a memory card/ pendrive?    0  112
what is the difference between electrical and electronic chokes    0  80
difference between transient & Steady state response?    0  84
does capacitor requires ac or dc supply?Why?    0  87
behaviour of capacitor & inductor in ac circuits at t=0 & t=infinity.    0  54
Charging & discharging of capacitor.    1  103
why do we need time domain & frequency domain.Differentiate between them.    0  114
flow chart to convert binary number into decimal    0  89
What is electronic?    2  363
why -48v in telecommunications    0  123
To build a MOD17 counter then how many flip flops are required?    2  315
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Un-Answered Questions
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What is the difference between generator differential protection and transformer differential protection?? 466
what is pla instruction 983
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? 424
Compare the generalized subnetting with VLSM. 498
plzz send in detail with answers of rrb section engineers model paper to my mail id sir. 467
I am working in a private software firm for past two years and now i want to switch to electronics company ... if they ask me ==>what I was doing for the past two years what would the appropriate answer to this ... please reply ! 511
what is call flow! 508
im an electronics and communication engineering..i have to attend an interview based on contract basis.i kindly request u to send all possible questions to my mail. MY EMAIL ID IS 122
Explain various types of antenna diversity. 2450
hi i wnt to know the general hr questions aked in wipro with answers 459
WAP to print a given number [0-1000] in words. For example, 123 as One Hundred and Twenty Three 467
hi im doing my final year and im having 50 backlogs in my is there any chance to persuie M.S in USA and my gre score is 1040 toefl score is 90 please help me 233
why sawtooth waveform is used in thyrisrot triggring circuit 781
the industires choose embedded system for their applications because of reverse engg is not possible is the only reason or other reasons are available 362
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