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A child in a boat throws a 5.90-kg package out horizontally with a speed of 10.0 m/s. The mass of the child is 26.6 kg and the mass of the boat is 38.2 kg . Calculate the veloci…
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A child in a boat throws a 5.90-kg package out horizontally with a speed of 10.0 m/s. The mass of the child is 26.6 kg and the mass of the boat is 38.2 kg . Calculate the veloci…
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Oct 15, 2017
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A child in a boat throws a 5.90-kg package out horizontally with a speed of 10.0 m/s. The mass of the child is 26.6 kg and the mass of the boat is 38.2 kg . Calculate the velocity of the boat immediately after, assuming it was initially at rest.
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Jcady
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Assume there is no external force act in the system.
Take the direction of package is positive.
m1u1 +m2u2 =m1v1 + m2v2
0+0=(26.6+38.2)v + (5.9)(10)
v= -0.910 m/s
Evana
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Oct 21, 2017
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