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What are the maintenances of a PLC ?
Explain in wave guides tem wave propagation is not exit, give the physical interpretation?
I am b.tech graduate in ECE, and looking for a linux server admin course. Will that be beneficial for me. Or shall I opt for any other course like software testing? Please suggest me.
Hello all, My self Chandra Sekhar.Are there any certifications are there in Embedded Systems. If there, please provide me the details. My Mail ID: chandra_sas@yahoo.co.in
What are the three stages through which pll operates?
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?
tell me about accenture
explain 8085 and 8086
what is the use of equivalent ckt?
what is doplar effect?
How can I understand electronic/electrical panel wiring & drawing?
What is meant by inverter?