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  1. M

    Emf

    Hi, Can someone please explain to me the concept of emf and is back emf the same as induced emf and what and how are induced currents produced I'm really confused on this topic
  2. M

    SC results

    how are SC results distributed and when :cook:
  3. M

    Do you lose marks if...

    In the SC say they give you 5 lines to write your response to a question and you need more space so you write under the lines do you lose marks
  4. M

    Could someone please help me answer 2004 science SC question

    Please help me answer question 61 and 67.a from 2004 science SC at this link http://www.boardofstudies.nsw.edu.au/schoolcertificate/sc2004/pdf_doc/science_sctest_04.pdf thankz:)
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