• We need your support!

    We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
    Click here to Donate Now (View Announcement)

Search results

  1. Y

    Physics: Post your doubts here!

    Q10: {INITIAL=mu) [FINAL= -mu ( because it moving in opposite direction)] Change in momentum = Final momentum-Initial Moment =-mu-mu =-2mu Q13 Anticlockwise moments= Clockwise moments 20 x 9.81 x60= 100x 10x 9.81 + 50x9.81 x 11772-9810=50x9.81x x=4 cm clockwise 40+4=44 cm
  2. Y

    Physics: Post your doubts here!

    Q32: Resultant force is zero as forces acting on Q and -Q are same in magnitude but opposite in directions. Now you can see that both forces form a couple which turns the rod anticlockwise. Q23: Both wires are of the same material which is steel so both Young modulus are exactly same...
  3. Y

    Physics: Post your doubts here!

    You helped me a lot. Thank you for the great help and may Allah shine you with all As this May june session
  4. Y

    Physics: Post your doubts here!

    Can some one please explain these questions :Q9, Q11, Q14 http://papers.xtremepapers.com/CIE/...nd AS Level/Physics (9702)/9702_w10_qp_12.pdf
  5. Y

    Accounting text book

    Guys is this text book good for Accounting: http://www.amazon.com/IGCSE-Level-Accounting-Cambridge-Learning/dp/052172001X/ref=sr_1_6?ie=UTF8&qid=1370376161&sr=8-6&keywords=IGCSE+Accounting Or is this text book better...
  6. Y

    Physics: Post your doubts here!

    For q27 Step 1 . a= (lamda xD)/x a=(600 x 10^-9xD)/1x10^-3 a=6x10^-9 D -------------------- Step 2 6x10^-9= (600x10^-9(D+2))/ 3x10^-3 6x10^-4=2x10^-4(D+2) D=3-2 D-1.0m a=6x10^-4x1.0x10^3 a=0.6mm
  7. Y

    Physics: Post your doubts here!

    This is for s10 To find efficiency. Efficiency= Useful output/Total input The input is the work done. INPUT ENERGY= Fs ENERGY OUTPUT is the potential energy gained mgh So find the height using trigonometry height= s sin alpha. So the efficiency: Efficiency= mg x s sin alpha/ fs Cancel the s...
  8. Y

    Physics: Post your doubts here!

    Can some one please explain these questions :Q9, Q11, Q14 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_12.pdf
  9. Y

    Physics: Post your doubts here!

    Thank you for the great help.
  10. Y

    Physics: Post your doubts here!

    http://www.amazon.com/Cambridge-International-Physics-Coursebook-Examinations/dp/0521183081/ref=sr_1_1?ie=UTF8&qid=1370273779&sr=8-1&keywords=CIE+Physics+A+level+Coursebook
  11. Y

    Physics: Post your doubts here!

    I recommend the CIE Endorsed Physics Coursebook. Its really simple to read, with good explanation! I heard that Pacific A Level Vol 1 and 2 are also good
  12. Y

    Physics: Post your doubts here!

    Anyone can help me, please: Q23: http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w07_qp_1.pdf Q6 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s08_qp_1.pdf Q11 VERY SERIOUS DOUBT...
  13. Y

    Physics: Post your doubts here!

    Jazakallah alf kheir
  14. Y

    Physics: Post your doubts here!

    Can some one please help Q9 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s06_qp_1.pdf Q37,40 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s07_qp_1.pdf
  15. Y

    Physics: Post your doubts here!

    THank you alot for the help.
  16. Y

    Physics: Post your doubts here!

    Please can some one help? http://papers.xtremepapers.com/CIE/...and AS Level/Physics (9702)/9702_w04_qp_1.pdf Q7, Q20 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s04_qp_1.pdf Q25
  17. Y

    Physics: Post your doubts here!

    Thanks for the help Can some one help me in Q7,20? http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w04_qp_1.pdf
  18. Y

    Physics: Post your doubts here!

    Can anyone help in these questions: Q10. Q22.Q30 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s03_qp_1.pdf
  19. Y

    Physics: Post your doubts here!

    Jazakelee Allah alf khair
  20. Y

    Physics: Post your doubts here!

    Can some one explain why the answer is A?
Top