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  1. A

    Physics MCQs thread.

    oh, its that question from O/N 2010 right? i don't get it either. actually rate of energy is Power ... E/t=P ... and Power is equal to Force x Velocity ... this means uptill now rate of energy provided=Fv .. here force is resultant weight (m1g-m2g) takimg g common (m1-m2)g x Velocity .. so...
  2. A

    Physics MCQs thread.

    why m1-m2? isnt it m2-m1?
  3. A

    Physics MCQs thread.

    ya, anyone can explain? v is constant so rate of distance is constant???
  4. A

    Physics MCQs thread.

    guys, can potential energy be meaused using this formula: mgv where v is velocity??
  5. A

    Physics MCQs thread.

    Help me explain this question pls guys. Q21 http://www.xtremepapers.me/CIE/Internat ... 5_qp_1.pdf
  6. A

    Physics MCQs thread.

    Help me guys. Please Explain.... Q21 http://www.xtremepapers.me/CIE/Internat ... 5_qp_1.pdf
  7. A

    Physics MCQs thread.

    Care to explain? I don't understand in getting the answer.
  8. A

    Physics MCQs thread.

    Hey guys need help PLEASE. Q21 http://www.xtremepapers.me/CIE/Internat ... 5_qp_1.pdf Q29 http://www.xtremepapers.me/CIE/Internat ... 6_qp_1.pdf Need help, thx!
  9. A

    Physics MCQs thread.

    Help me guys, Q24 of this paper: http://www.xtremepapers.me/CIE/Internat ... 8_qp_1.pdf It is killing me! How on earth is it C???
  10. A

    Chemistry MCQ thread...

    Think about cis-trans isomer.
  11. A

    Chemistry P34. What i know

    must i balance the equation since the no. of electrons are diff?
  12. A

    Chemistry P34. What i know

    Anyone can help??? PLS
  13. A

    Chemistry P34. What i know

    for oct 08 paper 32, first question part c and the third question(with the 2 equations eg; MnO...) how to solve that?
  14. A

    Chemistry P34. What i know

    paper 34? how do you know the questions?
  15. A

    Chemistry P34. What i know

    Have you done this paper?
  16. A

    The Ultimate AS Physics Thread

    Hey guys, need help ASAP. 1st question: May 05, Q 5b(iii)- I dont understand the answer in ms. 2nd question: Oct 07, Q 4(c)-please explain the method, no clue about it. THX
  17. A

    The Ultimate AS Physics Thread

    Hey guys, need help ASAP. 1st question: May 05, Q 5b(iii)- I dont understand the answer in ms. 2nd question: Oct 07, Q 4(c)-please explain the method, no clue about it. THX
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