Answer Posted / ramalingam
copper is a good electrical conductor,so current flows
through electrons
| Is This Answer Correct ? | 6 Yes | 18 No |
Post New Answer View All Answers
Differentiate between intrinsic semiconductors and intrinsic semiconductors?
Explain full duplex and half duplex.
What is word alignment?
What is q-factor of the coil?
What is the forbidden energy gap? How does it occur?
hi .. i have done my b.e in under electronics and communication engineering and now i have opted for computer engineering which has most of communication related subjects. still what should i answer, if i am been asked "why didnt yu opt for electrical engineering"
what is the procedure of a call? MS to MS STD. i want to know about the questions of telecom. plz send me on my mail id. friends also can send me ....... my mail id is suneel.ec31@gmail.com
Explain what is a truth table?
Define what is space charge width?
Derive intrinsic stand off ratio.
Which type of connector we use in FIFA card?
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?
Is it possible to isolate a drive by installing a offline ups and also drive should be protected during normal power supply availability and is the use of isolation transformer necessary.
wat power transmitter we use in radar n explain its principle??
Explain design 8421 to 2421 binary code converter?