Answer Posted / rehan

two types of modulations are used(1)amplitude
modulation(AM)for video(2)frequency modulation(FM) for audio.

i m a b.tech 2nd yr student.. i can be placed in my degree but still should i think for MBA?

1515

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What do you mean by drift velocity and mobility of a free electron?

575

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which book is better for rrb examination?

1421

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which is the syllabus of the ongc next month exam pls send me on my mail id..

1606

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why the circuit turn off time should be greater than thyristor turn off time?

671

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why qpsk is done for 45 135225315 not 0 90.270 360 degrees "degrees why "

1646

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Define interfacing?

611

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why is the plastic dip ic package most widely used?

578

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working and uses of current transformer?

1587

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Explain why is an excess-3 code is called an unweighted code?

598

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What is circuit switching?

564

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How many 2-way Combiner use in 4+4+4.

1545

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What are the operation of igbt?

598

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Can some body explain me please..mobile to mobile call flow explaination..

1446

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What are the advantages and disadvantages of quine-mc cluskey method?

945

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