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  1. S

    oh jazak Allah,please explain me this questionhttp://papers.xtremepapers.com/CIE/Cambridge...

    oh jazak Allah,please explain me this questionhttp://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf Q10 c 2 and Q9 b2 plus if u can explain how to convert decimal numbers to binary numbers....
  2. S

    well i do need in few topics.

    well i do need in few topics.
  3. S

    Physics: Post your doubts here!

    (j) describe practical examples of forced oscillations and resonance (k) describe graphically how the amplitude of a forced oscillation changes with frequency near to the natural frequency of the system, and understand qualitatively the factors that determine the frequency response and...
  4. S

    Chemistry: Post your doubts here!

    Jazak Allah khair for yr help,May Allah grant you with good grades !
  5. S

    Chemistry: Post your doubts here!

    i asked for part b, thanks for the reply though :)
  6. S

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s13_qp_42.pdf Please explain Q2 b....i will be very thankful!
  7. S

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics...

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf please explain Q10 c 2 and Q9 b2 its really urgent and if anyone knows to convert decimal to binary numbers please explain..i will really be thankful!
  8. S

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics...

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf please explain Q10 c 2 and Q9 b2 its really urgent and if anyone knows to convert decimal to binary numbers please explain...
  9. S

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf please explain Q10 c 2 and Q9 b2 its really urgent and if anyone knows to convert decimal to binary numbers please explain
  10. S

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf @ ninjaln Pyjamas,usama321,biscuitbiscuit,Mohammmed salik please explain Q10 c 2 and Q9 b2
  11. S

    Physics: Post your doubts here!

    for 26 answer is B since 2 x distance between 2 nodes=wavelength so as in 1m 3nodes are there ,the distance between 2 nodes =1/3=o.333 hence wavelength=2 x o.333=0.666m so f=330/o.666=495Hz
  12. S

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf please explain Q10 c 2 and Q9 b2
  13. S

    A level Biology: Post your doubts here!

    PLEASSEEEEE ! Explain, using examples, how the environment may affect the phenotype of an organism. [8] (I need brief detailed explanation) its a pastpaper Q's
  14. S

    Physics: Post your doubts here!

    formulas u will have to use.. attenuation=10 x log(P in/P out) signal to noise ratio=10 x log (P out/P noise) attenuation per uni length=total att/total lenth do as follow 1 find power out......using secong formula.. 30=10 x log(p out/6.5x10-6) so p out=6.5x10-3W 2.find attenuation...
  15. S

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w06_qp_4.pdf please explain Q2 c(3) will be very thankful !
  16. S

    Physics: Post your doubts here!

    Jazak Allah khair..!
  17. S

    Physics: Post your doubts here!

    Please tell me how to calculate absolute errors when lg is present...where for eg R is 2+-0.2 and lgR is 0.3,whats erroe with 0.3?? i will be very thankful!
  18. S

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s11_qp_41.pdf please explain Q9 and Q10c(2)
  19. S

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s09_qp_4.pdf please explain Q11 b (3)
  20. S

    A level Biology: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w07_qp_5.pdf please explain Q3 thanks!
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