Physics lab Report

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Sheet1

Table 9.1 Glider masses -with attachment
w/0.100kg ±s
Projectile, mp (kg) 0.1994 0.2994 0.0010
Target, mt (kg) 0.19955 0.2996 0.0010
Flag Length proj. (m) 0.1 0.0010
Flag Length Targ. (m) 0.1 0.0010
Time meas. (s) 0.0010
Table 9.2 collision 1: Equal masses - near elastic
Projectile Projectile Target Target Total Total
Trial 1 ±s 2 ±s 1 ±s 2 ±s 1 ±s 2 ±s
ΔtB (s) 0.134 0.0010 0.1155 0.0010
ΔtA (s) 0.137 0.0010 0.1185 0.0010
vB (m/s) 0.7462 0.0093 0.8656 0.0114
vA (m/s) 0.7299 0.0090 0.8437 0.0110
pB (kg-m/s) 0.1488 0.0166 0.1726 0.0199 0.1488 0.0166 0.1726 0.0199
pA (kg-m/s) 0.1457 0.0019 0.1684 0.0024 0.1457 0.0019 0.1684 0.0024
KB (J) 0.0555 0.0014 0.0747 0.0020 0.0555 0.0014 0.0747 0.0020
KA (J) 0.0532 0.0013 0.0710 0.0019 0.0532 0.0013 0.0710 0.0019
Table 9.3 Collision 2: Smaller mass at rest - near elastic
Projectile + .1000kg Projectile Target Target Total Total
Trial 1 ±s 2 ±s 1 ±s 2 ±s 1 ±s 2 ±s
ΔtB (s) 0.148 0.0010 0.1189 0.0010
ΔtA (s) 0.7184 0.0010 0.5818 0.0010 0.1257 0.0010 0.103 0.0010
vB (m/s) 0.6759 0.0082 0.8409 0.0110
vA (m/s) 0.1392 0.0014 0.1719 0.0017 0.7957 0.0102 0.9708 0.0135
pB (kg-m/s) 0.2024 0.0222 0.2518 0.0288 0.2024 0.0222 0.2518 0.0288
pA (kg-m/s) 0.0417 0.0042 0.0515 0.0052 0.1588 0.0022 0.1937 0.0029 0.2005 0.0047 0.2452 0.0059
KB (J) 0.0684 0.0017 0.1059 0.0028 0.0684 0.0017 0.1059 0.0028
KA (J) 0.0029 0.0001 0.0044 0.0001 0.0632 0.0755 0.0940 0.0015 0.0661 0.0755 0.0985 0.0015
Table 9.4 Collisions 3: Larger mass at rest - near elastic
Projectile Projectile Target + .1000kg Target Total Total
Trial 1 ±s 2 ±s 1 ±s 2 ±s 1 ±s 2 ±s
ΔtB (s) 0.1339 0.0010 0.1263 0.0010
ΔtA (s) 0.7311 0.0010 0.698 0.0010 0.175 0.0010 0.1641 0.0010
vB (m/s) 0.1339 0.0017 0.7919 0.0101
vA (m/s) -0.1368 -0.0014 -0.1433 -0.0014 0.5713 0.0066 0.6093 0.0071
pB (kg-m/s) 0.0267 0.0030 0.1579 0.0179 0.0267 0.0030 0.1579 0.0179
pA (kg-m/s) -0.0273 -0.0027 -0.0286 -0.0029 0.1711 0.0021 0.1825 0.0022 0.1439 0.0034 0.1539 0.0036
KB (J) 0.0018 0.0000 0.0625 0.0016 0.0018 0.0000 0.0625 0.0016
KA (J) 0.0019 0.0000 0.0020 0.0000 0.0489 0.0011 0.0556 0.0007 0.0507 0.0011 0.0577 0.0007
Table 9.5 Collision 4 : Larger mass at rest - inelastic
Projectile Projectile Target + .1000kg Target Total Total
Trial 1 ±s 2 ±s 1 ±s 2 ±s 1 ±s 2 ±s
ΔtB (s) 0.1188 0.0010 0.1201 0.0010
ΔtA (s) 0.4509 0.0010 0.4258 0.0010 0.3986 0.0010 0.3941 0.0010
vB (m/s) 0.8415 0.0110 0.8324 0.0108
vA (m/s) 0.2218 0.0023 0.2348 0.0024 0.2509 0.0026 0.2537 0.0026
pB (kg-m/s) 0.1678 0.0192 0.1660 0.0190 0.1678 0.0192 0.1660 0.0190
pA (kg-m/s) 0.0442 0.0045 0.0468 0.0048 0.0752 0.0008 0.0760 0.0008 0.1194 0.0046 0.1228 0.0048
KB (J) 0.0706 0.0019 0.0691 0.0018 0.0706 0.0019 0.0691 0.0018
KA (J) 0.0049 0.0001 0.0055 0.0001 0.0094 0.0002 0.0096 0.0001 0.0143 0.0002 0.0151 0.0002
Table 9.6 Summary of conservation measurements
Collision Trial Total pB sPB Total pA sPA %σ(PA - PB) P Total KB sKB Total KA sKA %s(KA-KB) KE
No. (kg-m/s) (kg-m/s) (kg-m/s) (kg-m/s) % Diff (J) (J) (J) (J) % Diff
1 1 0.1488 0.0166 0.1457 0.0019 0.0555 0.0014 0.0532 0.0013
1 2 0.1726 0.0199 0.1684 0.0024 0.0747 0.0020 0.0710 0.0019
2 1 0.2024 0.0222 0.2005 0.0047 0.0684 0.0017 0.0661 0.0755
2 2 0.2518 0.0288 0.2452 0.0059 0.1059 0.0028 0.0985 0.0015
3 1 0.0267 0.0030 0.1439 0.0034 0.0018 0.0000 0.0507 0.0011
3 2 0.1579 0.0179 0.1539 0.0036 0.0625 0.0016 0.0577 0.0007
4 1 0.1678 0.0192 0.1194 0.0046 0.0706 0.0019 0.0143 0.0002
4 2 0.1660 0.0190 0.1228 0.0048 0.0691 0.0018 0.0151 0.0002
Table 9.7 Summary Table for tests of hypotheses
Collision Trial P Con- Hyp 3 Con- K Con- Hyp 1 Con- Hyp 2 Con-
No. served firmed served firmed firmed
Y/N Y/N Y/N Y/N Y/N
1 1 Y Y Y Y Y
1 2 Y Y Y Y Y BE SURE TO DOUBLE CHECK THIS
2 1 Y Y Y Y Y
2 2 Y Y Y Y Y
3 1 Y Y Y Y Y
3 2 Y Y Y Y Y
4 1 Y Y N Y Y
4 2 Y Y N Y Y

Sheet2

Sheet3