answers1 - Q-8(a 59.82 m/s2(b 190.6 m/s2 Q-9(a µ AB...

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CE 222 ENGINEERING MECHANICS II ( FALL 2003 – 2004 ) HOMEWORK I ANSWERS TO SELECTED QUESTIONS Q-1: t = 10s Q-2: (a) a = 1.897m/s2 , V = 22.667m/s , (b) a = - 0.987m/s2 (deceleration) Q-3: (a) t = 4.44s , (b) 0.6m Q-4: (a) a B = 32.763 i + 41.04 j , (b) 157.53 mm/s Q-5: (a) V A/B = 45 km/hr , (b) a A/B = 2.7 m/s2 Q-6: --- Q-7: a A =2000mm/s2 , a B = 1194 mm/s2 , a C = 1406.25 mm/s2
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Unformatted text preview: Q-8: (a) 59.82 m/s2 , (b) 190.6 m/s2 Q-9: (a) µ AB = -1.231 rad/s2 , (b) a G = 1.8475 m/s2 Q-10: θ ω Sin r V AB . tan . = Q-11: a A = -0.5 j m/s2 , a B = -2.5i + 63.5j Q-12: w AB = -2.31 rad/s , V B = -3.15 m/s Q-13: w p = 0 rad/s , µ p = -1.1314 rad/s2 Q-14:--- Q-15: µ planet = -41.43 rad/s2 , µ sun = 82.86 rad/s2...
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