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  1. physicss

    Mechanics Question from Patel

    Hey, I was wondering which part of mechanics is this from?
  2. physicss

    atar estimate please

    You probably entered in raw marks.
  3. physicss

    atar estimate please

    I'd say it is quite like you would, provided that you do slightly/much better in the HSC exams.
  4. physicss

    Is it still possible to go well overall(ATAR of 80-ish)

    Actually, I haven't taken into account his English Advanced rank yet. But by the looks of it, it is quite possible for him 80ish atar.
  5. physicss

    Is it still possible to go well overall(ATAR of 80-ish)

    By the looks of it, I think you have a very good chance of getting 80+
  6. physicss

    Estimate advanced english mark please

    Hi, could you guys give me an estimate/aligned HSC mark for english advanced if someone was to be in a: School rank of: 100-110 and have an English rank of 40ish/100 Cheers.
  7. physicss

    Exponential growth and decay question.

    answer is 10:12pm
  8. physicss

    Question relating to exponential growth

    how did u do it lol
  9. physicss

    Straight line motion question

    Three cars A, B and C are traveling in the same direction on a straight section of a motorway, one in each lane. Car A moves with a constant velocity of 18m/s, while car B travels with constant acceleration of 0.5m/s^2 and car C has a constant acceleration of 1m/s^2. When first observed, car B...
  10. physicss

    Question relating to exponential growth

    Oops sorry answer is actually 10^(5/3) EDIT: nvm possibly a wrong answer since it's given by tutor. Thanks for the working out
  11. physicss

    Question relating to exponential growth

    The answer given is 15, but I'm still not getting it :S
  12. physicss

    Newton's approximation/halving method question

    This is taken from the Maths in Focus 2 textbook in the polynomials section. i) Sketch curve y=x^4 - 6x^2 + 8x +1 ii) Estimate the roots of the equation x^4 - 6x^2 + 8x +1=0 by choosing appropriate approximations for the roots and using 1 application of Newton's method. iii) One of the roots...
  13. physicss

    Question relating to exponential growth

    <!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"> <v:stroke joinstyle="miter"/> <v:formulas> <v:f eqn="if lineDrawn pixelLineWidth 0"/> <v:f eqn="sum @0 1 0"/> <v:f eqn="sum 0 0...
  14. physicss

    Exponential growth and decay question.

    The body of a murdered man was discovered at midnight when its temperature was 35*C. One hour later, the temperature of the body had fallen to 34*C. The room temperature was a constant 21*C. Normal body temperature is 37*C. Estimate the time the murder was committed. Assume equation for...
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