The initially stationary 14-kg block is subjected to the time-varying force whose magnitude Pis shown in the plot. The 30° angle remains constant. Determine the block speed at (a) t - 18s and (b) t- 6.4 s. 14 kg 30 JA0.52 0.40 7.8 Answers: (a) Att- 18s, v- m/s (b) At t-6.4 s, v- m/s

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The initially stationary 14-kg block is subjected to the time-varying force whose magnitude Pis shown in the plot. The 30° angle
remains constant. Determine the block speed at (a) t - 1.8 s and (b) t- 6.4 s.
121
14 kg
30
SM0.52
H0.40
7.8
Answers:
(a) Att- 1.8 s, v-
m/s
i
(b) At t- 6.4 s, v-
m/s
Transcribed Image Text:View Policies Current Attempt in Progress The initially stationary 14-kg block is subjected to the time-varying force whose magnitude Pis shown in the plot. The 30° angle remains constant. Determine the block speed at (a) t - 1.8 s and (b) t- 6.4 s. 121 14 kg 30 SM0.52 H0.40 7.8 Answers: (a) Att- 1.8 s, v- m/s i (b) At t- 6.4 s, v- m/s
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