PASCO ME-9837 Discover Centripetal Force Kit - Manual (Page 9)

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Model No. ME-9837 Discover Centripetal Force Kit
9
Velocity versus Mass
While maintaining the same hanging mass and radius, students find the
corresponding velocity for different spinning masses. A graph of
Velocity versus M
s
should yield a graph with the relationship of
where k
2
is a constant.
Sample Data:
The following data is for a hanging mass of 500 g and a radius of
0.5 m.
ν
k
2
m
s
------ =
radius (m) m
h
(kg) m
s
(kg) V (m/s)
.5 .5 .022 10.0
.5 .5 .034 8.2
.5 .5 .056 6.4
.5 .5 .086 5.2
.5 .5 .109 4.5