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  1. i_try9621

    Physics: Post your doubts here!

    So the weight also acts towards the centre?
  2. i_try9621

    Physics: Post your doubts here!

    Why should the stone weight matter here? Shouldn't the centripetal force and the Tension be equal?
  3. i_try9621

    Physics: Post your doubts here!

    Need help with b) ii). It's Q1 from 9702/41/M/J/10
  4. i_try9621

    Mathematics: Post your doubts here!

    Thanks for that Als, a slight confusion in (i), when they say "the rate at which water flows out is constant" do they mean the (Inlet rate) - (Outlet rate) or just the rate of water flowing out ( i.e 900cm^3) ?
  5. i_try9621

    Mathematics: Post your doubts here!

    Need help with this. It's differential equation related.
  6. i_try9621

    Chemistry: Post your doubts here!

    No problem, I am happy that you helped :) and I understood it
  7. i_try9621

    Chemistry: Post your doubts here!

    Need Help ples It's from 9701/04/O/N/04
  8. i_try9621

    Chemistry: Post your doubts here!

    Wow you made it look much easier than what I had tried. Thanks!
  9. i_try9621

    Chemistry: Post your doubts here!

    Need help with this one. Shouldn't the answer be C? ( Ans is B)
  10. i_try9621

    Chemistry: Post your doubts here!

    Thanks
  11. i_try9621

    Chemistry: Post your doubts here!

    Need help with this
  12. i_try9621

    Physics: Post your doubts here!

    Ques 8) c) ii) what will be the molar mass and why?
  13. i_try9621

    Mathematics: Post your doubts here!

    Yep Can you show me what is the range you got for 'A-B' and how you got it ?
  14. i_try9621

    Mathematics: Post your doubts here!

    Can anyone help me with question 6) please?
  15. i_try9621

    Chemistry: Post your doubts here!

    hey can anyone recommend me a good coursebook for AS and A level ?
  16. i_try9621

    Mathematics: Post your doubts here!

    thanks for that :)
  17. i_try9621

    Mathematics: Post your doubts here!

    Anyone help me how to create a cumulative frequency table using this?
  18. i_try9621

    Chemistry: Post your doubts here!

    I do understand why we have to divide , but why chose to divide by 100 is my doubt.
  19. i_try9621

    Chemistry: Post your doubts here!

    why divide by 100 ? i get the rest of the equation but I am confused why do we have to divide by 100.
  20. i_try9621

    Chemistry: Post your doubts here!

    After i find the total mass , how do I find the relative atomic mass ?
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