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P1 CIE physics doubts
astarmathsandphysics:
m08 q18 B - constant speed so kinetic energy constant
falling at constant rate so GPE decreasing at constant rate
B
sweetie:
i guess thats the wrong Q. , Q18 is about the change in pressure........
astarmathsandphysics:
2008nov B
2+-1% is B
astarmathsandphysics:
Sorry not may 09 - is may 08
astarmathsandphysics:
May08. Q31,22,16,14,12
31 use E=QV Q=V/C=6000C D
22. B by definition
16.C by elimination
14.C use P=Fv and F=kv^2
12.ms says D but I understand by equilibrium B
My answer is
C
I
E
fullofshit
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