How to calibrate differential pressure switch

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Explain half-duplex and full-duplex communication?

5 Answers  

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what is GPS & GPRS?What is diff. among them?

3 Answers  

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what do you mean by junk yard,neo,meo,leo in satellite communications

0 Answers   DRDO,

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How does a mobile work?

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What does the voltmeter in ac mode show? Is it rms value or peak value?

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"11101111" when that bit oriented message transmitting from sender to receiver.how is it calculate parity bit and how is it show bit stream that would be transmitted..by even parity error detection scheme..pls send me an answer..very important,,

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What is the most common modulation system is used for telegraphy?

6 Answers   AIR, BSNL, HCL,

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What is a transistor? What are its applications?

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Explain the configuration of 4+4+4.

0 Answers   NSN,

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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?

0 Answers   MAHINDRA,

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hello! i am a new/fresh industrial electronics enginner ? I am going to have an interview on 10 May. What topics and questions should i study for the preparation of my interview and what will be the possible questions that one can ask from a fresh industrial electronics engineer ?

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