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  1. Graceofgod

    2005 paper m/c questions

    http://www.boardofstudies.nsw.edu.au/hsc_exams/hsc2005exams/pdf_doc/physics_05.pdf Ok, I am having trouble with 2 of the multiple choice questions from this. First, question 7. Is this just a poorly worded question? I took it as meaning what direction is the current going in 0.0001 seconds...
  2. Graceofgod

    Personal Pronouns

    Personal pronouns. When can you use them? My english teacher; a head marker for HSC said that you should avoid where possible and only use them if you see no other way in module B (personal response for critical study). However, a friend of mine at Hornsby Girls (normally rank 1 in english)...
  3. Graceofgod

    2unit Question 10; Limiting sums.

    From Baulkham hills trial 2008: 10c) It is known that the geometric series 1 + x + x^2 + x^3 + ... has a limiting sum. i) What are the possible values of x? ii) Observe that; 1 = 1 2x = x + x 3x^2 = x^2 + x^2 + x^2 4x^3 = x^3 + x^3 + x^3 + x^3 By studying the above arrangement, or...
  4. Graceofgod

    Checking over answers

    I have pretty much got the 2u test 99% prepared for. The only problem is that I often manage to finish with up to half an hour, even an hour in my last trial remaining. My question is this: How do you best check over your work with the remaining time? I end up losing ALL my marks to silly...
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