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Recent content by rodent123

  1. R

    Physics: Post your doubts here!

    Thanks a lot skypilotage! in my last query what I actually don't get is k why are we not putting "Re" in the place of radius of earth, why X2? I mean why not solve it in terms of "Re". And can you also explain the table of the same paper question 2 part b part 2?
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    Physics: Post your doubts here!

    O\N 2010 41 QUESTION 7 .Didn't get the whole question:( http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_41.pdf
  3. R

    Physics: Post your doubts here!

    acha moving on O\N2010 Q1 part c part 2. Why don't we place "Re" in denominator of earths radius? why "x2"(the 2 over here means square since I don't know how to do that superscript thingy) please also check Q2 part b part2 of the same paper can somebody please explain me the table? I am unable...
  4. R

    Physics: Post your doubts here!

    another one now M\J 2010 42 Q7 part b part 3. I don't get it where does the frequency comes from and how?? and also question 10 of the same paper part b, explain the drawing please...
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    Physics: Post your doubts here!

    too many problems, and since THIS time I am attaching the questions please answer people! M\J 2010 paper 42 Q5 part b part 2 http://www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s10_qp_42.pdf
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    Chemistry: Post your doubts here!

    I have too many queries please help! 1.is platinum electrode used for transitional metals and non metals only in electrochemistry? not for metals? please somebody clarify this electrode thingy 2.difference between hydrolysis.deprotonation and acid base reaction 3. standard hydrogen electrode is...
  7. R

    A level Biology: Post your doubts here!

    can anybody tell me how to attach the question paper from which I have the question?
  8. R

    Urgent help require in p5!

    Thanks Nemo and the moderator as well I guess:) can you also please clarify what si the difference between validity.accuracy and reliability and what should I write when asked for this?
  9. R

    Urgent help require in p5!

    i can't find tips on paper 5!!! neither any information on dependent or independent variable!:( help people!
  10. R

    Urgent help require in p5!

    can anybody please give me a proper explanation regarding dependent variable and independent variable? and also how to identify them in an experiment in all chemistry physics and biology p5? can anybody also share some good tips and ideas on how to best tackle p5 for all three subjects? please...
  11. R

    chem p12...hmm that was a tough one !!!

    :cry: :cry:
  12. R

    chem p12...hmm that was a tough one !!!

    it was tough like hell!!!:( not only tough but too lengthy as well!
  13. R

    urgent help fpr practicals!!!!!!!!!!!!!!!!!

    can anyone please tell me whats coming for biology practical 33 ,physics34 and chemistry 34??????????urgent help required!!
  14. R

    help!!

    hey can anybody please help me and tell me any good tips on how to perform bio,chemistry and physics practicals?also the names of the best books to study for ,for these topics?
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