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  1. L

    Graphing...yay

    Running into these problem a few times during past papers. Firstly does the origin of my graph need to be at (0,0) - if not do i need to indicate something? Also say if I'm graphing for example, forces vs current on a wire and it doesn't have (0,0) in the table. Do I assume it goes through...
  2. L

    2013 HSC Students - heed my/our warning regarding Engineering Studies as a subject.

    Re: 2013 HSC Students - heed my/our warning regarding Engineering Studies as a subjec Getting a 90 in engineering is quite easy i believe. Do remember the state rank was 91 raw not aligned. And with minimal study you should be able to do most calculations... that is if you do physics/chemistry...
  3. L

    General Thoughts: Engineering Studies

    I got 8.9 kN... doesn't give me faith that the units were in Newtons though
  4. L

    General Thoughts: Engineering Studies

    I got 8.9 kN... doesn't give me faith that the units were in Newtons though
  5. L

    General Thoughts: Engineering Studies

    i did PE=KE mgh=.5mv^2 rearranged to v=(2gh)^.5 where h=700sin40
  6. L

    General Thoughts: Engineering Studies

    was that bus going 360 km/hr roughly? cause that is damn fast....
  7. L

    General Thoughts: Engineering Studies

    holy shit, everyone from my school found it hard. lucky other schools did too then. also the exam writers just hate life....
  8. L

    Most common mistakes ?

    assuming volume goes around the x axis when it asks for y axis. everytime... EVERYTIME
  9. L

    Double Degree Bonus Points

    Fail... thanks heaps, got it now
  10. L

    Double Degree Bonus Points

    But it only has single degrees there. How does it work for double degrees?
  11. L

    Double Degree Bonus Points

    So I'm probably going for Engineering Commerce at UNSW which needs about 97. Individually commerce and engineering each have their own bonus points. So how does the bonus point system work for doing a double degree? Thanks
  12. L

    Salvage English Mark

    So throughout year 12 i have hardly worked at all for english as i'm more into maths and sciences. As a result i'm probably setting up for a low 80's mark which will damage my ATAR considerably. At the moment i have a set of essays and a narrative and i was just wondering what would be the most...
  13. L

    Total Dissolved Solids Calculation

    So i was doing Q25a from the 2005 HSC and this TDS question comes up. Could someone explain how to do this? Thanks http://www.boardofstudies.nsw.edu.au/hsc_exams/hsc2005exams/pdf_doc/chemistry_05.pdf
  14. L

    Trig Intergration Problem

    Riiiiiggghhttt. Thanks. Why would a chain rule integration of (cosx)^-2 not work?
  15. L

    Trig Intergration Problem

    Hey, I'm having trouble with this question. Help would be greatly appreciated. Integrate: (secx)^2 -1 Thanks
  16. L

    ATAR Estimate!

    1)Your subject ranks English Advances 65/130 Mathematics 1/110 Physics 9/50 Chemistry 2/60 Engineering 4/15 2)Your school rank roughly 8th Thanks heaps!
  17. L

    Surface Hardening

    Right, that makes sense. Thanks for answering.
  18. L

    Surface Hardening

    Well my teacher has been teaching things such as flame hardening and shot peening for surface hardening. I can not find this anywhere in text books and am really wondering whether this is in the syllabus and can be tested? So that answer would be really helpful. Thanks.
  19. L

    Physics Questions topic-by-topic

    I was wondering if someone has the files to upload the hsc questions sorted by topic as the download link disappeared and noone seems to be answering. Hopefully I could get some attention on a newthread. Could someone please reupload the files as it would be a great help.
  20. L

    Geometric Progression question

    Hi i'm new here... Anyways this was from a past paper in my school and there are no posted solutions. So... In a Geometric series, the sum of the 1st and 3rd terms is 39 whilst the sum of the 4th and 6th term is 131.625. Determine first term and common ratio. Thanks
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