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Physics P21
OOHH shit acceleration of free fall=9.81 .. i messed up in q2, i got acceleration = 32 idk how,, i got the distance =5.4 m, all the other ppl got it 17.6m ,, i hope the error carried forward will help my stupidity... the last question of radioactivity i talked abt conservation of momentum, but... -
Physics P21
lets start !! the fringes were sure brighter, i got the fringe separation 1.4x10^-3 not sure abt it,,, electricity was messed up !!! i got I= 0.29 A,, and E= 0.2 ,,, 2) was a real mess up i got the force 1.488 N, and the maximum height 5.4m.... 4) the strain energy was 0.293 J -
Physics P21
How was your exam. I dunno if we can check answers now, or we must wait 24 hours. I expect the gt to be from 34-38 -
Physics: Post your doubts here!
concerning MeV for radioactivity help plz :( -
How many hours do you sleep daily during the exam time?
1st exams, i used 2 have sleeping problems, but now from 2 am till 12pm since all my sessions are now pm -
Chemistry 21
higher temp will decrease yield, higher pressure increase yield, adding catalyst does not change yield -
Chemistry 21
no its doesnt form a ketone at all, all cyclics alkens form carboxylic acids when oxidised -
Chemistry 21
/ \ | COOH | COOH the cyclohexane will look like this in q4 last part \ / -
Chemistry 21
really 1 of the easiest exams !! i expect that P11 would have a curve of 30 or 29, i guess since P21 and p31 were 2 easy -
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Physics P32
Any1 taking physics practical on may 31. I feel that the exam will involve new procedures, the limitation and improvement question as usual. Write your doubts/comments here and try checking november 2010 P36, and november 2011 P34 Best of luck;) -
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Chemistry: Post your doubts here!
color of hydrogen halides plz help i cant find it -
Physics: Post your doubts here!
guyz can u tell me 3 ways of reducing random errors other than "repeating the experiment" -
Physics Paper 31 - How was it?
do ur best in the other papers!! paper 3 is 23% of AS level and 12%of A level, concentrate well in p2, and make sure u understand all questions and tricks in p1, and sure dont 4 get ur prayers -
Physics p32
Guys do u have any idea about what is coming in the exam. All I knew till now that we are not going to have electricity. Our exam is on 31 May. PLZZ help me -