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  1. T

    Physics: Post your doubts here!

    I hope it won't be like 43,44. How did the people in your school feel? Are you taking A2 as well ?
  2. T

    Physics: Post your doubts here!

    I did. and I think we should
  3. T

    Physics: Post your doubts here!

    There were a few tricky questions in paper 22. Overall, how did you find them? I found them a bit tougher than mj 2017
  4. T

    Physics: Post your doubts here!

    was today's p52 a bit difficult? question 1 was definitely not simple. q2 had a confusing last problem as well. a different kinda question
  5. T

    Physics: Post your doubts here!

    you are correct. the frequency increases. thats the correct answer
  6. T

    Physics: Post your doubts here!

    anastasia grey113 could you please please tell me whether this is the correct way to calculate our final grade or not : MCQ score + p2 score + p3 * 0.75 + p4 + p5 .. lets say that the threshold says that 200 is required for A*,, now if all of these scores add up to , say , 201.. it will be an...
  7. T

    Physics: Post your doubts here!

    61 degrees.. Kinetic energy gained how did you all find this paper? I found it pretty tough compared to a few other papers.. but i think my score will just touch 50 also, could someone please please tell me whether this is the correct way to calculate our final grade or not : MCQ score + p2...
  8. T

    Physics: Post your doubts here!

    I got the pd across the 15 ohms resistor wrond and thus, got my reistance also wrong.. but the method i have followed is correct. How much do u think i will get out of 3 ?
  9. T

    Chemistry: Post your doubts here!

    Volume was 448 cm ^3 iirc . And the products obtained.. were they o2 , cu and cl2 , mg for cucl2 ( aq ) and conc mgcl2 respectively
  10. T

    Chemistry: Post your doubts here!

    Anybody remembers the anode , cathode question.. what were the compounds.. one was conc MgCl2. What were the rest ??
  11. T

    Chemistry: Post your doubts here!

    I am a bit worried coz p2 was very easy and while p42 wasnt certainly easy for me, i have heard people from my school saying that the paper was quite simple. How have been the responses towards p42 from your school ?
  12. T

    Chemistry: Post your doubts here!

    What did u guys write about the product formed at the anode, cathode table... Also, any predictions for the final threshold. Do u think it will be above 205 ? Provided p33 and p12 are typical exam papers
  13. T

    Chemistry: Post your doubts here!

    what might the threshold be for chem.. varient 12,22,33,42,52.. do u guys think it will be above 205?
  14. T

    May June 2018 Statistics and Probability 72 (A2)

    here are some of my answers for paper 72 1 ) i ) 0.359 2) A follows Normal ( 6 , 4.8 ) , B follows normal ( 6 , 2.4 ) 3) confidence interval = 48.7 , 55.3 ii ) width would be less 4) u = 496 , Var = 12. sth ii) z value came out be sth like -2.04 the null hypothesis wasn't rejected 5) b = 2/a a...
  15. T

    Chemistry: Post your doubts here!

    Btw, are october nov thresholds higher than may june ? I have seen this trend many times.. for papers of similar difficulty as well
  16. T

    Mathematics: Post your doubts here!

    guys for s2, do they cut marks if we havent written the reason why we have used normal distribution as an approximation to possion ? ( i think i forgot to write lambda > 15 , so normal ). but the answer is correct
  17. T

    Mathematics: Post your doubts here!

    here are some of my answers for paper 72 1 ) i ) 0.359 2) A follows Normal ( 6 , 4.8 ) , B follows normal ( 6 , 2.4 ) 3) confidence interval = 48.7 , 55.3 ii ) width would be less 4) u = 496 , Var = 12. sth ii) z value came out be sth like -2.04 the null hypothesis...
  18. T

    Physics: Post your doubts here!

    May i also know.. are cie checkers lenient ? There was a question in p42 " define line of focrce " . I wrote " direction of line gives the direction of force on a mass. " it was asked earlier as well and the ms said " tangent to the line gives direction of force on a mass " . It was of one mark...
  19. T

    Physics practical 33 predictions

    thats actually better i think coz thats the SI unit . everybody in our school has done it in meters.
  20. T

    Chemistry: Post your doubts here!

    anyone knows material for 33?
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