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Mechanics 1 P42 2014; Discussion!

that equation only is applicable for t=8.finding the constant makes it as if the motion started from t=0 instead of t=8.the particle/car only shares the same distance,speed,acceleration at t=8,and not at any other time so if it shares the same distance of the particle at t=8 having constant...
- xtremeuser12345
- Post #270
- May 14, 2014
- Forum: A-Levels
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Mechanics 1 P42 2014; Discussion!

ik as i said there are two ways your way summing them individually without finding the constant and that way.i used that way to try to make him understand
- xtremeuser12345
- Post #269
- May 14, 2014
- Forum: A-Levels
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Mechanics 1 P42 2014; Discussion!

exactly i made the same reply just now didnt realise somebody else knew it too and replied.
- xtremeuser12345
- Post #245
- May 14, 2014
- Forum: A-Levels
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Mechanics 1 P42 2014; Discussion!

That is because of one thing he/she forgot to find the value of c the constant after integrating the s equation which u get from this: 8=9.6+c and u get c=-1.6 not the s(t) equation is 0.3t^5/3-1.6 sub 8 in this equ u still get 8 m.btw,we got c from subbing our co-ord(8,8) in the equation...
- xtremeuser12345
- Post #244
- May 14, 2014
- Forum: A-Levels

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