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  1. sj0007

    Mathematics: Post your doubts here!

    its pretty easy its just the perpendicular bisector of AC and BD...:D
  2. sj0007

    O-Level Chemistry (Soluble and Insoluble substances)

    same 2 u....btw wich country r u writing ur exams in?
  3. sj0007

    CHEMISTRY IGCSE HELP!!!!!!!!

    u r ver much velcum...IGCSE studentsss just remeber me in ur prayers.. :) good luck and don't panic
  4. sj0007

    Mathematics: Post your doubts here!

    yes nvr for cf.....ur velcum any time just remember me in ur prayers
  5. sj0007

    Physics, Chemistry and Biology: Post your doubts here!

    not base current base voltage should be greater than 0.6 V
  6. sj0007

    Mathematics: Post your doubts here!

    0.5 x 161 that is wat i would do!!!! :D and i think that's how its done
  7. sj0007

    Mathematics: Post your doubts here!

    no i don't think its any thing like that its just 0.5 x total frequency...so in this case it would b 160 x 0.5=80
  8. sj0007

    Physics, Chemistry and Biology: Post your doubts here!

    a transistor works only when its 3 terminals are connected in a circuit with the emitter arrow in the direction of conventional current.......it can be used as a switch by controlling the voltage across its base either by suplying a new battery or using a potential divider arrangement....and Tim...
  9. sj0007

    Physics paper 6 revison notes

    THANKU VERY MUCH.....MAY GOD BLESS U!!! ;)
  10. sj0007

    A website full of IGCSE , As/Alevel notes , guides and other resources.

    thanku for the amazing site!!!!
  11. sj0007

    ATP notes for phy and chem

    view these threads....Amazing notes for physics paper 6!! | XtremePapers Community Chemistry ATP tips (For Both IGCSE and O-level) | XtremePapers Community Physics Paper 1,3, & 6 - Nov 2011 | XtremePapers Community and the study guide posted above is amazing!!!! do read all these, solve a few...
  12. sj0007

    CHEMISTRY IGCSE HELP!!!!!!!!

    view this thread....Chemistry For you <3 | XtremePapers Community.........its really helpful!!
  13. sj0007

    How is the total marks calculated?

    i wuz also thinking the same thing.............i think thats how its done!! :)
  14. sj0007

    Physics, Chemistry and Biology: Post your doubts here!

    time about 150 cycles and divide this value by 150 this is the time for one cycle... hope it was helpful :)
  15. sj0007

    Physics Magnetism Doubt!

    i don't think we have AC motor in our syllabus :) view threads such as Physics Paper 1,3, & 6 - Nov 2011 | XtremePapers Community this will help u alot try solving past paper questions and read ur textbook
  16. sj0007

    O-Level Chemistry (Soluble and Insoluble substances)

    i think its pretty much of it :D thanx btw
  17. sj0007

    plzz need help in chemistry

    colours of halogens darken down the group.....G1 metals are shiny and silvery and the colours of their compounds are white and view this thread it is really helpful.... https://www.xtremepapers.com/community/threads/o-level-chemistry-soluble-and-insoluble-substances.24846/
  18. sj0007

    Mathematics - Additional (0606) (THE HIGHER LEVEL MATH)

    my skool does not even offer it.. i am doing it with the help of my dad :) in pakistan almost every skool offers it and every student takes it.....it is so helpful for AS maths!!!
  19. sj0007

    Mathematics - Additional (0606) (THE HIGHER LEVEL MATH)

    yes i am absolutely sure....it is written on the CIE website as well.
  20. sj0007

    Mathematics - Additional (0606) (THE HIGHER LEVEL MATH)

    btw do u no of d new change in add math 0606 paper....there is no choice in the last question anymore!!
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