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    (Original post by Pras123)
    6 ohms
    ahhh few same...thanks for replying however the questions after that (p.d, current, power...) I think I messed up big time
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    I liked the question with the tree trunk- very nice
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    I messed up on thie gpe one damn but very nice paper, boundries will be high my predictions are always pretty good.

    The only one I actually had no idea about was the prove that 3l makes the resistance go up 9 times...
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    What did everyone get for the charge passing in 20 minutes?
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    (Original post by Stacie0395)
    What did everyone get for the charge passing in 20 minutes?
    260C
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    (Original post by sonyeric33)
    I messed up on thie gpe one damn but very nice paper, boundries will be high my predictions are always pretty good.

    The only one I actually had no idea about was the prove that 3l makes the resistance go up 9 times...
    gpe?
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    what did everyone get for the switch combination of how to get 1.5A and can any of you explain the switch thing, if ones closed what happens etc
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    (Original post by MukhtarA)
    what did everyone get for the switch combination of how to get 1.5A and can any of you explain the switch thing, if ones closed what happens etc
    im also curiuos with that!!! that's the page I messed up on big time!
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    so how did the exam go??? anyone any chance might have the paper/unofficial mark scheme WHERE IS EVERYONE?

    q1 liked it very much! I think the key part was the units?
    q2 hated it failed it.. (circuit one)
    q3 ??? cant remember??
    q4 emf? was okay :/
    q5 ???cant remember?
    q6 tree? was gd
    q7 liked the moments
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    (Original post by imconfused)
    im also curiuos with that!!! that's the page I messed up on big time!
    If i remember correctly, both of the switches had to be open in order to get 1.5A.

    It took me 2-3 minutes of just trial and error calculations until I got 1.5A. Wasn't too hard.
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    (Original post by niallain)
    If i remember correctly, both of the switches had to be open in order to get 1.5A.

    It took me 2-3 minutes of just trial and error calculations until I got 1.5A. Wasn't too hard.
    I misunderstood the question I thought at first u had to calculate it...and coz I was running out of time I just guessed

    how about the next one? the power question?
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    (Original post by imconfused)
    I misunderstood the question I thought at first u had to calculate it...and coz I was running out of time I just guessed

    how about the next one? the power question?
    I used P=V2/R

    I think it came out to something around 40W.
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    (Original post by niallain)
    I used P=V2/R

    I think it came out to something around 40W.
    I think I got that one wrong to..thanks anyway
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    What did everyone get for the emf ?
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    (Original post by 19aaron96)
    What did everyone get for the emf ?
    wasn't the 1mark y intersection of graph?? omg I failed this paper so bad cdkdsjdss
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    (Original post by imconfused)
    wasn't the 1mark y intersection of graph?? omg I failed this paper so bad cdkdsjdss
    Yeh that's what I thought
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    (Original post by 19aaron96)
    Yeh that's what I thought
    that was 1 mark question im not too fussed about it anyway was small r the gradient? I think I just used the eqn E=I(R+r) oopps
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    (Original post by imconfused)
    that was 1 mark question im not too fussed about it anyway was small r the gradient? I think I just used the eqn E=I(R+r) oopps
    maybe I think I got aroung 0.8 :/
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    (Original post by 19aaron96)
    maybe I think I got aroung 0.8 :/
    yep it is the gradient..omg I just used the eqn...
    how did u find the circuit question?
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    so what exactly happens if one switch is closed to the circuit
 
 
 
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