Tuesday, November 16, 2010

CrazyEngineers Forum - Electrical & Electronics Engineering

CrazyEngineers Forum - Electrical & Electronics Engineering


Difference between load and resistor

Posted: 15 Nov 2010 05:18 PM PST

We know that a resistor can be considered as a load. Now the question is, if we increase the resistance according to ohm's law V = IR, the current must fall. Again we say that if the load is increased in the circuit, current consumption gets higher. So the question is, what happens to the circuit current if the load is increased or decreased??

Why source generated signal frequencies are converted into carrier frequencies...?

Posted: 15 Nov 2010 04:54 AM PST

Each source generate a signal of similar frequency range.Inside the multiplexer theses similar signal modulates different carrier frequencies(f1,f2 and f3).The resulting modulated signal are then combined into a signal composite signal that is sent out over a media link that has enough bandwidth to accommodate it.
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Can anyone tell me why that source generated similar frequencies are modulated in carrier frequencies...?

How to learn electronic circuits?

Posted: 15 Nov 2010 03:44 AM PST

:confused:i am b.e student and i want the procedure to learn about the electrical circuits 1pls tell me the shortcuts to learn ec-1:?::?::confused::confused::confused::confused::co nfused::confused: pls help me

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