Why do we use FM for sound and AM for video in TV transmisssion?

5 Answers   DRDO,

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What is half-adder?

0 Answers  

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differentiate wired and wireless communication. differentiate co-channel and adjacent channel interference.

4 Answers   Bell,

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Explain the difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

0 Answers  

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What is meant by operating point?

0 Answers  

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What are the three services offered by GSM? Explain each of them briefly.

1 Answers  

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

0 Answers  

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Draw the current Vs time graph for an inductor connected to a d.c. source. How will you measure power of a transmissioon line? Tell all the steps alongwith the components used in power generation. Which law governs the induced emf?

0 Answers   Bhel,

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what is the significance of 4-20ma signal in hart protocol

2 Answers   IBM, Wizard Electronics,

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what is difference between electronics&electrical

7 Answers  

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SIR I faced two exams for the junoior Engg. but i do not passed them so sir i requested sir u send me question papers for technicallly for elect& comm engg.

0 Answers   RRB,

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what is the distance maintained between the power and data cables with respect to the KVA .... plss give me the formula

0 Answers  

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