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  1. ijlalm

    Physics 12 GT

    im quite sure but how cant it be D?
  2. ijlalm

    Physics 12 GT

    it was D(none of the above)?
  3. ijlalm

    Physics: Post your doubts here!

    If the seat is accelerating horizontally then there is a force of o.5 mg acting in the horizontal direction on the child. There is also a force of 1 mg acting upwards on the child to prevent them falling under gravity Use pythagoras to calculate the hypotenuse and hence the magnitude of the...
  4. ijlalm

    Physics: Post your doubts here!

    yes its C surely i also figured out the solution thnx anyway..
  5. ijlalm

    Physics: Post your doubts here!

    Q: A child (mass m) sits on a car seat which is accelerating horizontally at 0.50g (where g is the acceleration of free fall). What is the magnitude of the total force exerted by the car seat on the child? A. 0.50mg B. 1.0mg C.1.1mg D1.5mg
  6. ijlalm

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/IB/Physics/Higher/2008%20May/Physics%20HL%20paper%201%20TZ2.pdf Can someone explain Q7.
  7. ijlalm

    Physics: Post your doubts here!

    Q:) A neutron (relative atomic mass 1) undergoes a head on elastic collision with a stationary nitrogen nucleus (relative atomic mass 14). What is the final velocity of the neutron? A) It is zero B) It is less in magnitude than the final velocity of the nitrogen atom C) It is equal to the...
  8. ijlalm

    Maths, Addmaths and Statistics: Post your doubts here!

    relative velocity involving i and j component vectors..i need notes regarding it.
  9. ijlalm

    Physics P1 and P2 Discussions

    btw there was no option of the current remaining the same..it only had'' increases or decreases'' SO moving back to the basics i a made a tukka..
  10. ijlalm

    Physics P1 and P2 Discussions

    The broken circuit one.. Ammeter decreases voltmeter increases..because no current will flow from the broken end but it will short circuit.
  11. ijlalm

    General paper discussion

    IAM TOO GOOD TO FAIL.. FOR PETE' S SAKE HELP!! (NOT NOW BAAD MEIN)
  12. ijlalm

    General paper discussion

    Are u taking computer studies..if u are..have u prepared the subject?? Theres no gap.! Systems flowchart scare the hell crap out of me
  13. ijlalm

    General paper discussion

    Admit it..It totally suits you
  14. ijlalm

    General paper discussion

    ACHA MUHTARAM USTAD SAHAB
  15. ijlalm

    General paper discussion

    everything is possible..as far as ive heard
  16. ijlalm

    General paper discussion

    Could u recall the question plz.!!
  17. ijlalm

    General paper discussion

    what was the ans of KJ question?? was it 4200KJ? And why does MgCl has a higher melting point than NaCl?..i wrote b/c of stronger electrostatic forces of attraction between oppositely charged ions and a higher energy is required to break them
  18. ijlalm

    General paper discussion

    WTF wasnt it NO3- And NH4+ ions
  19. ijlalm

    General paper discussion

    you had to write the state symbols too as the question demanded it.
  20. ijlalm

    Biology; Chemistry; Physics: Post your doubts here!

    yeah i got 30 min extra too..Expo centre
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