PASCO ME-6569 RMS_IDS KIT - Manual (Page 30)

RMS/IDS Kit 012–06408A
26
Figure TN-3
Typical experimental results from Part B of Experiment 3 (smoothed).
collision starts
Part B—Inelastic collision of carts with unequal mass (m
1
=½m
2
)
Equations entered into the Equation Field of the Experimental Calculator:
Formulae for Momentum and Total Kinetic Energy:
• Total Momentum, Part B (Momentum2): .51*@1.linVel*.01+.96*@3.linVel*.01
• Total KE, Part B:
.5*(.51*(@1.linVel*.01)^2)+.5*(.96*(@3.linVel*.01)^2)
Formulae for smoothing data:
• Total Momentum, smoothed (Part B):
smooth(8,Momentum2)
• Total KE, smoothed (Part B): .5*(.51*(smooth(8,@1.linVel)*.01)^2)+.5*(.96*(smooth(8,@3.linVel)*.01)^2)
Time (s)
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
0
10
20
30
40
R
un #1
sV
e
l1
(
c
m
/s
)
0
10
20
30
40
R
un #
1
s
V
el
3 (
c
m
/s
)
0
0.
1
0
0.
20
R
u
n #1
s
M
om
e
n
tu
m
2
(
kg m
/s
0
0.
0
2
0
0.040
R
un #1
s
T
otal
K
inet
ic
E
n
e
rgy
2