what is need of modulation & de-modulation in communication?

6 Answers  

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Two initially identical samples A and B of pure germanium are doped with donors to concentrations of 1*10, 20 m-3 and 3*10, 20 m-3 respectively. If the hole concentration in A is 9*10 12 m-3, then the hole concentration in B at the same temperature will be

0 Answers   C DAC, CDAC,

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What problem arise if we use regulators without/before filters?

0 Answers  

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what is associate law?

0 Answers  

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what is emp?

1 Answers   Bhel,

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Define what is a step-recovery diode and why is it so called ?

0 Answers  

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Which register which contains the instruction that is to be executed?

0 Answers  

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what is meant by shear resistance in concrete?

0 Answers   CCCL,

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

0 Answers   ONGC,

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why ,in CE configuration amp the output is 180 deg phase shift....?

0 Answers  

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What is the typical data rate for wavelength division multiplexing?

3 Answers   Foxconn,

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Which type of communication used in nuclear submarrine for communication from capton to out side the marrine?

0 Answers   BARC,

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