Answer Posted / amritha n nampoothiry

active components increase the power of signal and must be supplied with the signal and source of power example ,diode, semiconductor, transistor


passive components, capacitor,resistor and do not increases the power of signal

What is interfacing?

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How is the keycode calculated while interfacing a keyboard with a microprocessor?

1847

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What are the main components used for isolating the power circuits, power semiconductor from the low-power circuit?

1200

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State the different types of flip flop and their uses?

1002

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How is cad used with electronics?

966

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When do we need drive test?

2178

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is there any job for electronic engineering

2277

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what is digital communication,digital electronics,flip flops,gates,buffer,memory and draw the diagram of flip flop,buffer,gates,memory?

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Explain how rectangular filter are practically made?

922

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The change in a semi-conductor strain gauge, in resistance on application of strain is mainly due to the change in its

977

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What are the two basic modes in which the 555 timer operates?

1087

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When a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

938

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I would like to do my MS in US but i have a second class in B.tech with 56% where in i have good acedemics in 10th and inter .Is it posiible to get a US visa if i get good scores in GRE and toefl.I have work experience in an Internation call center for 1 year will they consider me for US visa as i have a gap of 2 yaers after my B.tech will the visa be succesful.What would be the answer if they ask me why you worked in callcenter after your B.tech and why opting for MS now when you didnt show interest in your B.tech background....

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what is a voltage controlled oscillator?

968

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box1-a box2--a box3-a-1 in 3steps using any operation get a*(a-1)-(a-1)*a in box2

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