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Final velocity of the baggage carrier

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In problem 14.3(a), if the velocity of the 30 lb and 40 lb suit cases are 12 ft/s and 5 ft/s, respectively, when the first suit case of 30 lb was tossed into the carrier, the final velocity of the baggage carrier after the second baggage tossed into the carrier is:

a. 4.25 ft/s
b. 4.67 ft/s
c. 3.87 ft/s
d. 5.67 ft/s

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The solution shows how to calculate the final velocity of the baggage carrier using the concept of the conservation of momentum.

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