APFIVE Net Force from Momentum Function
A 2.0 kg object’s momentum (in kg·m/s) varies with time (in seconds) according to the function p(t) = 3t² - 2t. What is the net external force acting on the object at t = 2.0 s?
A
8 N
B
10 N
C
6 N
D
12 N
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