Question: a. A (2.0 mathrm{~kg}) object is moving to the right with a speed of (1.0 mathrm{~m} / mathrm{s}) when it experiences the force shown in

a. A $2.0 \mathrm{~kg}$ object is moving to the right with a speed of $1.0 \mathrm{~m} / \mathrm{s}$ when it experiences the force shown in Figure P9.7a. What are the object's speed and direction after the force ends?

b. Answer this question for the force shown in Figure P9.7b. (a) (b) F, (N) 2 F, (N) 2 0 t(s) 0 FIGURE

(a) (b) F, (N) 2 F, (N) 2 0 t(s) 0 FIGURE P9.7 -le 1(s)

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