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  1. S

    General paper discussion

    80
  2. S

    General paper discussion

    Really? Bleh I think I placed the protractor at the wrong end or something :S
  3. S

    General paper discussion

    Total values? I just remember that part if the question...the rest is a blank :p
  4. S

    General paper discussion

    Are u sure those rotation vertices are correct?
  5. S

    General paper discussion

    The answer for the cumulative f curve was 16. Where's that?
  6. S

    General paper discussion

    The questions were really tricky..especially the one from the electromagnetic spectrum. I mean that asnt even in our syllabus, but fortunately I got that right :p I don't think it went awesome tho. The people from my school were screaming out this answer & I'm wondering if its question was...
  7. S

    General paper discussion

    No discussion. Just a general overview
  8. S

    General paper discussion

    How was physics?
  9. S

    PHYSICS PAPER 2 DISCUSSION & QUERIES

    *attracted
  10. S

    PHYSICS PAPER 2 DISCUSSION & QUERIES

    Okay so I still don't get how to use the hand rules...so if there's an alpha particle passing between magnetic poles, will it be attested to the North Pole or the South Pole?
  11. S

    PHYSICS PAPER 2 DISCUSSION & QUERIES

    The question will give you the number of radioactive atoms at the beginning...and their number after a period of time. If say the number of atoms is 4200 at first & then drops down to 1050 after 3 minutes, then their half life is 1 minute...u apply the ratio method
  12. S

    PHYSICS PAPER 2 DISCUSSION & QUERIES

    The magnetic field lines in the iron core will be the same as those in coil A. Use the right handgrip rule...they will be in the downward direction for the top half of the core and in the upward direction for the lower half...I think
  13. S

    Maths, Addmaths and Statistics: Post your doubts here!

    Why is the total score 27? I know it's because 9 is the mean but I still don't get it
  14. S

    Maths, Addmaths and Statistics: Post your doubts here!

    Listen when do we needthe midpoint of each class width. It's only when were drawing a cumulative frequency curve na?
  15. S

    Maths, Addmaths and Statistics: Post your doubts here!

    Find the frequency of each separate x value by the formula f=fd * class width. The value which has the highest frequency is your mode. For medium, you'll have to make a table. You need a CF column..
  16. S

    Post your Physics queries here ...

    Oh :p thanks
  17. S

    Maths, Addmaths and Statistics: Post your doubts here!

    How do u find the angle of elevation of b from e?
  18. S

    Post your Physics queries here ...

    I still don't get it. Is the force upward on the pivot resulting in a clockwise moment or an anticlockwise one?
  19. S

    Post your Physics queries here ...

    What's the answer to this? Is it C (the questions from june2009 btw)
  20. S

    Post your Physics queries here ...

    Metal casing would become live because the earth and the live wire are connected at exactly the same point
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