S08 qs 2biii why didnt we use 0.49=0.5mv2 - 0.5mv2 to calculate the speed of v and then multiply by 3:
www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s08_qp_2.pdf
and also qs 4b) how do we do it?
www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Physics (9702)/9702_s08_qp_2.pdf
and also qs 4b) how do we do it?