Recent content by marco123

  1. M

    Unpacking the Science Behind Fluorescent Light Tubes

    thanks for that! ;)
  2. M

    Unpacking the Science Behind Fluorescent Light Tubes

    could anyone explain why the mercury vapour inside a fluorescent light tube is kept at a low pressure and the purpose of the coating on the inside of the tube? thanks marco
  3. M

    How Do You Calculate the Filament Area Ratio Between Main and Car Head Lamps?

    hi all i have a question to do but i can't seem to get my head round it and i was hoping some of you might be able to explain it better so here it is: "the coiled filaments in a main lamp and a car head lamp are made of the same material and have the same length. Use the info. below to...
  4. M

    High School Calculating Carbon Atom Nucleus Charge - Marco

    ok thanks for all the help!
  5. M

    High School Calculating Carbon Atom Nucleus Charge - Marco

    carbon 12?
  6. M

    High School Calculating Carbon Atom Nucleus Charge - Marco

    hi its the charge to size ratio
  7. M

    High School Calculating Carbon Atom Nucleus Charge - Marco

    hi this is probably basic physics but how do u work out specific charge of say the nucleus of a carbon atom? thanks Marco