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Recent content by WYuMon

  1. WYuMon

    Physics: Post your doubts here!

    Ahh then I don't know:-(
  2. WYuMon

    Physics: Post your doubts here!

    Is it C? 13?
  3. WYuMon

    Physics: Post your doubts here!

    Easy, it indeed took 90mins for the 1st half life But you will need more info about its 2nd half life The 2nd half life and the 1st should be the same value The information is not in the table Therefore, you can't be sure if the half life is 90mins or something else It took 90mins for 424counts...
  4. WYuMon

    Physics: Post your doubts here!

  5. WYuMon

    Physics: Post your doubts here!

    What's the answer? Is it 19ms? I thnk there is missing information
  6. WYuMon

    How was Chemistry P23

    How was it? One question about calculating mole of CO2 Do you use RTP or STP?
  7. WYuMon

    Physics: Post your doubts here!

    Sorry I am busy getting ready for A2 I will be free to answer any question after 19th Nov
  8. WYuMon

    Physics: Post your doubts here!

    For question 12 Bodies do NOT stick together after an elastic collision, they will bounce off each other Only in inelastic collision they will stick
  9. WYuMon

    Physics: Post your doubts here!

    Thanks! My friend explained to me already, no one bother replyy question for almost 2days
  10. WYuMon

    Physics P4 Missing Remote sensing answer in ms

    Hey, where you get the earlier year answer on sensing topics n other? June2002 to Nov2007
  11. WYuMon

    Physics: Post your doubts here!

    For question 5 Because inverse graph will never ever touch the axis And the question says I varies inversely to square of d I answer the rest later
  12. WYuMon

    Physics 23 Nov 2013?

    1 for the ratio? How about the time and maxheight reached?
  13. WYuMon

    Physics 23 Nov 2013?

    I dont know, I used kinematics way Redo the question I still get same ratio Initial velocity is 16 m/s Time taken to reach max height is 1.63s Max height reached is 13m How about yours?
  14. WYuMon

    Physics 23 Nov 2013?

    Yeah at 1/2t the distance is halved but not the speed I remember using formula v=u+at to find speed at 1/2t its mgh/ 1/2mv^2 right?
  15. WYuMon

    Physics 23 Nov 2013?

    Oo thats odd my friend got 3 too Anyone remember the question?
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