trains run on ac or dc?? if ac or dc what are the advantages and disadvantages?????

4 Answers   ABB, Infosys,

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Draw the symbol of jfet and mosfet.

0 Answers  

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define loop gain?

2 Answers  

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In a 2 stage RC coupled amplifier, the emitter resistance of 1st stage consists of 2 resistances (Re and Re')in series and the bypass capacitor is connected across only one of them(bigger resistance). Why?

0 Answers  

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When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency?

2 Answers  

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Explain why are the 2 input terminals of an op-amp are called as inverting & non-inverting terminals?

0 Answers  

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in which form materials or conductors takes the voltage?

3 Answers   RRB,

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what are active and Passive Components?

102 Answers   AIT, Ariba, Baldwin, Birla, DELL, Electronics, Infosys, KarMic, L&T, Nokia,

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please tell me wat types of technical questions will be asked in Alcatel lucent. and suggest me which site to view

0 Answers  

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Different types of communications? Explain.

0 Answers  

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What are the characteristics of ideal opamp?

0 Answers  

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What are the difference between UPS and VFD

2 Answers   UltraTech,

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