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Recent content by talha970

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    Physics Paper 5 tips

    or you could do it this way e.g R=1.7+/- 0.2 then uncertainty in logR would be (deltaR/R*In10)
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    Physics paper 5 design measure list

    Contains list of possible designs (y)
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    chem p5 help!

    can someone please help me in s11 p52 Q1. When to take temperature and when to heat the solution? the ms is pretty confusing
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    one quick question

    i am an engineering student and i have just given my as level exams do i have to give SAT I or just SAT II in both the cases i.e staying here or going abroad .please explain :unknown:
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    UNCERTAINTIES

    Can someone tell me about uncertainties of instruments as i have physics paper 34 on tuesday plzzzzzzz :%) :) :fool: :O: :bad:
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    Enthalpy change of neutralization

    Okay so there is a practical in which you have to find delta H neutralization for naoh and h2so4.i have calculated the heat of the reaction i.e 4945,the moles of naoh i.e 0.09,moles of h2so4 i.e 0.04 now in order to calc delta H what exactly do i have to do divide 4945 by 0.04 or by 0.08...
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    Physics paper 2 help

    can you please solve me this power question :) the power of each element is 1 KW....
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    computing p2 discussion

    In the last question the -1 part i wrote that infinite recursion would occur....the banana question was just off the hook it wasn't explained properly.. :(
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    Mechanics help!

    anybody using the work energy formula :- work(driving force)-work(resistance)=Mechanical energy if so then can you please solve me this question w10 p41 Q.5(3)- Thanks :)
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    what does A* stands for

    can anybody plz tell me what does A* stands for in gce o level-thnx
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