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  1. princesszahra

    phy P4 help

    i need the thing changing a number only into 4 bits not more than that
  2. princesszahra

    NEED HELP!!!!

    The Wheatstone Bridge is designed to enable the calculation of unknown resistances. It is very accurate, and works on reducing the potential difference or current between A and B to zero. It is much easier and more accurate to change the variable resistorand estimate when the current is zero...
  3. princesszahra

    need help in chem p5

    well in these questions also they ask abt improvements and the errors and for this paper u need to have a good idea of the core go through the past papers tell any specific doubt :)
  4. princesszahra

    phy P4 help

    they dont explainn abt binary in the above link can u see where exactly it is and give the link again
  5. princesszahra

    phy P4 help

    thanx how to chnage a number into binary form?
  6. princesszahra

    Mechanics 1

    When a body is in equilibrium, we can resolve all the forces in any direction, and in each direction we find there are no net forces. If a body has no forces acting on it, it may still move, but it will not accelerate, because by Newton's second law of motion, F=ma, if F=0, a=0. In this...
  7. princesszahra

    need help in chem p5

    yea sure i can help can u tell any specific topic??
  8. princesszahra

    Improving Chat

    yea it'll be great! put it up soon!
  9. princesszahra

    Does anyone know about the upcoming Biology Practical?

    all i know is that its easy this time smth with enzyme invertase and sucrose just chill and study and practise in lab if u can :)
  10. princesszahra

    phy P4 help

    some more doubts comming in 1 june 2007 Q3 part a and b 2 nov 2002 Q2 part b 3 nov 2003 Q2 part b ii what is the significance of the -ve sign
  11. princesszahra

    AS practical exams

    i believe that practising is the best thing one should do !
  12. princesszahra

    Plzzzz help.......important

    modal class = class with the highest frequency and in raw data modal value is the most repeated value
  13. princesszahra

    phy P4 help

    sorry ppl but i got more doubts 1 june 2006 Q6 part a 2 june 2006 Q7 part a 3 june 2007 Q2 part C i and ii 4 june 2007 Q7 part b @ zohaib thanx bhaiya for helping so much! really really kind of u for taking out some time and helping me! thanx again! :)
  14. princesszahra

    chem p4

    can sm1 upload new application booklet for chemistry plz thanx!
  15. princesszahra

    phy P4 help

    1 can some one explain question number 6 in june 2004. 2 in june 2005 question number 3 part b the values of specific heat capacity has unit Jkg^-1K-1 but mark scheme solved this without changing the temperature into kelvin so how do we know when to change and when not to? 3 in nov 2008 Q 8 ...
  16. princesszahra

    Can somebody help me out?

    pre igcse and igcse is quite different i think the question papers will be different too!
  17. princesszahra

    What Country are you from?

    @ aall above well ppl we all got to work really hard we still have almost 2 weeks for the exams i believe we can go atleast 10% ahead of where we stood in our mocks! and ppl podt more on forums more questions and more answers this will help rather than killing on any other thing!!!! btw what r...
  18. princesszahra

    mathmatics a leveal

    chk on wikipedia! :)
  19. princesszahra

    a level accounting november 1991 paper 1

    thats too old!u wont get it anywhere except for old book shops !
  20. princesszahra

    HELPPPPP!!!!!!!

    i do it too!!! ask smth plz! :)
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