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  1. jeffwu95

    question on magnetic fields (current carrying wires) -HSC

    I dont understand/ cant visualise how magnetic fields interact and create forces with current carrying conductors ie: An electron is moving near a long straight wire. When a current is applied to the wire the electron experiences a force in the same direction as the current flow in the wire...
  2. jeffwu95

    probability question

    ok i realise what i did wrong haha
  3. jeffwu95

    probability question

    well i thought it was 4C2 times 13 times 48C3 (u choose 3 other card other then the pair) - 4C2 times 4C2 times 13C2 (as u have to choose 2 pairs out of 13) times (52-8) divide by 52C5
  4. jeffwu95

    probability question

    dont you also have to minus the probability that there is 2 pairs so (aa,bb,c)
  5. jeffwu95

    probability question

    i got 0.52 might of made a mistake though i think i forgot to remove some of the possibilities zzz OK i got 0.47
  6. jeffwu95

    Really shit at Prob/perms/combs

    yea and the notes are good :L
  7. jeffwu95

    Really shit at Prob/perms/combs

    Hey i came haha 30 minutes was not enough hahah!
  8. jeffwu95

    Now till HSC

    try to do 8 hr per day just past papers!
  9. jeffwu95

    Complex No. : Locus question

    ya my bad
  10. jeffwu95

    Complex No. : Locus question

    this is what i think 1 is
  11. jeffwu95

    Help with Creative

    oh jeez thats gross
  12. jeffwu95

    Help with Creative

    haha im writing about going to a small village in china and belonging at first cuz its like different haha but then the poverty makes me not belong haha and i continue to refer to sydney rather shitly
  13. jeffwu95

    Help with Creative

    yea ive been trying to do this, but i pretty much cant form descriptive sentences that dont sound over cliche, like i cant form original sentences
  14. jeffwu95

    Help with Creative

    can a mod like ban this guy :L
  15. jeffwu95

    Help with Creative

    How exactly would one do that
  16. jeffwu95

    Help with Creative

    I really need tips on creative writing haha, i have gotten 10/15 for trials and half yrlies for creative writing :S The comment on mine was that my imagery was not great and it seemed two dimensional I just cant seem to improve my imagery :S help appreciated :)
  17. jeffwu95

    guestimate my atar pls

    dat school rank + other subject ranks will carry you fo sho
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