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  1. jeniii

    1st year comm books (1st + 2nd sem) - with photo links

    selling ACCT1501/ACCT1511 Financial Accting 3E+ Supplement 2E = $45 Hi guys. Ive sold pretty much everything except the Management Accounting Supplement 2E. Im selling it for 8 dollars. Its contacted and in excellent condition with highlighting. It is used mainly for ACCT1511. Also still have...
  2. jeniii

    meissner effect ... lenzs law? eddy currents?

    different books have conflicting information!! how can it be lenzs law if the magnet is stationary above the superconductor? and eddy currents =/ woodnt that heat it up -.-
  3. jeniii

    depletion zone

    " the depletion zone exerts a force that resists the movement of any more electrons into the region " if no more electrons can go in .. then how is it that "the conventional electric current flow is confined to one direction only" if it cant get into the depletion zone!? and can...
  4. jeniii

    twins paradox makes no sense .. to me T_T

    if both the spaceship and observer on earth see each other age slower ... how come the spaceship person comes back to earth definitely younger? jacaranda says "the answer is that this particular problem is not reversible. spaceship has not remained inertial, it has accelerated and...
  5. jeniii

    fixed exchange rate system

    in a fixed exchange rate system RBA sets the rate right ...but is it possible for other any other forces other than gov/RBA to cause value to dep/appreciate? brazil had a fixed exchange rate but "in 1982 .... debt reached XXX and unable to service its foreign debt, Brazil's currency...
  6. jeniii

    making a superrr strong electromagnet

    could i get any tips to make the strongest electromagnec possible with ... < 4 m of wire.. (remainder to make a coil) unlimited 9v batteries a 10cm steel rod its for a DC motor ... so should i make 2 electromagnets? (North and south) or just one .. and hope its strong enough. but 4m isnt...
  7. jeniii

    possible to plagerise during a test?

    during a test .. when you memorise exact sentences, quotes, paragrahps and use them to asnwer short/extended responses is that still called plagerising??? i always thought it was different ... this came up coz i have a physics exam coming up and we have to hand in our notes. my notes .. are...
  8. jeniii

    easy peasy problems that i cant seem to get T_T

    hey guys i just started in a new skool this year for year 11 and im already struggling T_T i dont get all this relative velocity stuff. can someone please explain to me step by step (i.e. why its N bla bla W degrees) pretty please 1. by drawing a vector diagram, find the resultant...
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