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Recent content by uncivilised

U
AS-level physics rounding help?

cheers mate :)
- uncivilised
- Post #5
- Sep 8, 2012
- Forum: A-Levels
U
AS-level physics rounding help?

Came back to this question the next morning, my working is wrong :) Could you tell me the correct solution? I did derive T1Sin50 + T2sin40 - 7.5 = 0 but im stuck after that. Cheers
- uncivilised
- Post #3
- Sep 7, 2012
- Forum: A-Levels
U
AS-level physics rounding help?

Sitting my AS physics in oct/nov, I was going through some past papers and in the mark scheme the values in the working are rounded to 2 or 3 SF and the end answer ends up being different to me. I usually leave the values as it is during working and then round to 3SF at the end (i've been doing...
- uncivilised
- Thread
- Sep 7, 2012
- Replies: 4
- Forum: A-Levels

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