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  1. bibo_dvd

    [Help] in the integration of electric field

    the problem is that iam not very good at integration :( and i don't know from where should i start ..i mean which book or tutorial should i start with to help me with this type of examples ?? :)
  2. bibo_dvd

    [Help] in the integration of electric field

    Hello guys !! :) i need your help in the integration which is used to calculate the total charge in the electric field in a continuous volume charge distribution in this example i can't understand how the integration was done ..so please help me with this :) The example ...
  3. bibo_dvd

    Regulated power supply circuit

    hello guys ... i want to design this circuit on proteus and print it to put it on a board this is a regulated power supply circuit the problem is that iam a beginner in proteus ...so can anyone help me how to start ? The Circuit : please help me guys with this ..Thanks :)
  4. bibo_dvd

    A Question about Parallel Resistances

    Hello Guys !! My question is : why in these photos the ohmmeter reads the total resistance ?? I mean why in (a) the ohmmeter can't read the 8 ohms resistance ? and Why in (b) the ohmmeter can't read the (2||10 ) resistance ? Thank you Guys !! :))
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