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  1. RoyalPurple

    PHYSICS p41 GT

    I found the paper kinda easy and was able to complete in 1 hr 30 minutes Alhamdullilah :) But guys dont feel bad! U did ur best now leave it to Allah :) Prepare for the next one without thinking about the previous ones :) May Allah help us Aameen :)
  2. RoyalPurple

    Physics: Post your doubts here!

    ohh k i understand but i am confused in the end why did u multiplied .39*.33 again with .39? o_O
  3. RoyalPurple

    Physics: Post your doubts here!

    papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s09_qp_4.pdf question 9 b and question 11 b (iii).. can someone help me plz ? thank you :)
  4. RoyalPurple

    help needed in physics section B paper 4

    Ps write all the values 1 beneath the other that will help u to get a clearer idea of the method :)
  5. RoyalPurple

    help needed in physics section B paper 4

    Suppose u need to convert 0010 to decimal 1.write powers of two in order starting from right : 2^3 2^2 2^1 2^0 2. Express the powers in normal numbers : 8 4 2 1 3.write the binary given beneath the numbers u Got in the above step...
  6. RoyalPurple

    Ya Allah help us all please :'(

    Ya Allah help us all please :'(
  7. RoyalPurple

    Physics 9702 P21

    insha Allah :)
  8. RoyalPurple

    Physics 9702 P21

    this is correct :) i got it where i did the mistake..and it was the silliest mistake i have eve made :/
  9. RoyalPurple

    Physics 9702 P21

    since it was moving with constant speed , the forces are balanced that means no friction :)
  10. RoyalPurple

    help needed in physics section B paper 4

    wsalam some of the important things are: properties of x-rays CT scan MRI ultrasound.. learn these topics you can get a 4 or 5 marks questions (in case of MRI 6 marks!) on any of these.. attenuation numericals mobile phones (MUST) definition of frequency/amplitude modulation u should know how to...
  11. RoyalPurple

    A- level chemistry paper 5 notes?

    https://www.xtremepapers.com/community/threads/complete-chemistry-p5-notes.24985/
  12. RoyalPurple

    Physics 9702 P21

    Hey about the electricity part we were supposed to find the combined resistance of the whole circuit n then 12/answer would give the current I did it this way n I got 7.7 Most of the students got 6 because they added 3+3 for combined res of the lamps which acc to me is wrong cuz lamps were in...
  13. RoyalPurple

    Physics: Post your doubts here!

    thank you :) stay blessed :D
  14. RoyalPurple

    Physics: Post your doubts here!

    papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s13_qp_21.pdf Q5 (c) how do we know that a maxima is observed at point P?
  15. RoyalPurple

    Chemistry: Post your doubts here!

    yes u are right :)
  16. RoyalPurple

    Chemistry: Post your doubts here!

    display the structure of each alcohol..you know that dehydration means loss of the OH grp and one adjacent H..try doing this for each alcohol you will find that for pentan-2-ol the alkene formed shows cis trans isomerism
  17. RoyalPurple

    Chemistry: Post your doubts here!

    you have to check which of the 3 alcohols would produce 2 alkenes (cis and trans) on dehydration..
  18. RoyalPurple

    Chemistry: Post your doubts here!

    papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s13_qp_51.pdf Q1 c (iv) and (vi)? please help :( thanks.
  19. RoyalPurple

    Chemistry: Post your doubts here!

    amines always reacts with acyl chlorides to form amides so you already know the structure of glycine (amino acid) to get the structure of acyl chloride jst break the CO-NH bond and add Cl nxt to CO hope u get it :)
  20. RoyalPurple

    Chemistry p5 doubts

    papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s12_qp_51.pdf Q1 c (i) and (iii) ? help please :(
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