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  1. K

    How was Mathematics Paper 72 (Statistics 2)?

    I got the same answer for Q3 but for the conditional probability i did what shrz09 said
  2. K

    How was Mathematics Paper 72 (Statistics 2)?

    Whenever you all can discuss please tell me your answers to Q3 about the golf one.
  3. K

    Physics: Post your doubts here!

    Thanks It really helped me to understand how to obtain the answer
  4. K

    Physics: Post your doubts here!

    Can someone explain Q 33 May June 2006 P1. I am not understanding how it will be a potential divider circuit and how to solve it.
  5. K

    Physics: Post your doubts here!

    The upthrust will be the lowest because the force from the atmosphere pushing you upwards is the least as the atmosphere is very thin. The weight will be the greatest because it is the force that is making you fall down .
  6. K

    Physics: Post your doubts here!

    Thank you
  7. K

    Physics: Post your doubts here!

    Can someone also explain Q 33 of May june 2006 P1
  8. K

    Physics: Post your doubts here!

    Can someone please explain where the pivot is in my above question.
  9. K

    Physics: Post your doubts here!

    But where is the pivot
  10. K

    Physics: Post your doubts here!

    Can someone help me with this - http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s08_qp_1.pdf Q 14 I know the answer is A but I did not understand how to get it. Can someone please explain.
  11. K

    Physics AS and A Topical Past Papers 1976-2003

    Are these CIE AS Levels?
  12. K

    Puremaths 32 2014 LEAKED!!!!!!!! MUST SEE!!!!

    It would have been much better if you would have posted this before 24th
  13. K

    CHEMISTRY paper 52

    About the same range 15-20
  14. K

    CHEMISTRY paper 52

    What do you think the grade threshold will be for A.
  15. K

    CHEMISTRY paper 52

    What a paper it was! I have never solved such a paper before
  16. K

    Physics 9702 Paper 5 Planning and Experiments

    Are you allowed to draw upwards... I didn’t know that Thankyou
  17. K

    Physics 9702 Paper 5 Planning and Experiments

    If you draw 2 gradient lines 1 for best fir and 1 for worst fit then won’t it look shabby and how can you improve it
  18. K

    PHYSICS PAPER 5 QUESTION 2

    For the question where you have to find the %U in r When you rearrange the formula given, you get r = root(u / ( p x pi) ) here we will not consider p and pi because they are constants and they don’t have any uncertainties so according to method 1 delta r / r = (1/2) delta u /u...
  19. K

    PHYSICS PAPER 5 QUESTION 2

    There are usually 2 ways of finding uncertainties. First is by using the formula of uncertainty Second is by finding the maximum value or the minimum value and finding the difference between your value or finding the difference between the max and min and then dividing by 2 (just like how you...
  20. K

    PHYSICS PAPER 5 QUESTION 2

    If you give some specific questions then may be able to help you.
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