9.59.
Model:
Model the three balls of clay as particle 1 (moving north), particle 2 (moving west), and
particle 3 (moving southeast). The three stick together during their collision, which is perfectly inelastic. The
momentum of the system is conserved.
Visualize:
Solve:
The three initial momenta are
( )( )
i1
1 i1
ˆˆ
0.020 kg
2.0 m/s
0.040
kg m/s
pm
v
j
j
==
=
GG
()
( )
i2
2 i2
0.030 kg
3.0 m/s
0.090 kg m/s
v
i
i
−
=
−
(
)
i3
3 i3
0.040 kg
4.0 m/s cos45
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This note was uploaded on 12/10/2011 for the course PHYS 1211 taught by Professor Geller during the Fall '09 term at UGA.
 Fall '09
 geller
 Momentum

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