534_Dynamics 11ed Manual

534_Dynamics 11ed Manual - Engineering Mechanics Dynamics...

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Engineering Mechanics - Dynamics Chapter 17 between the rear wheels and the ground is μ k , show that the car can accelerate slightly faster than its counterpart for which h = 0. Neglect the mass of the wheels and driver and assume the front wheels at B are free to roll while the rear wheels slip. Units Used: Mg 10 3 kg = kN 10 3 N = Given: M 1.6 Mg = a 1.6 m = k 0.3 = b 1.3 m = h 0.2 m = g 9.81 m s 2 = h 1 0.4 m = Solution: In the raised position Guesses a G 1 m s 2 = N A 4N = N B 5N = Given k N A Ma G = N A N B + Mg 0 = M ga N B ab + () + M a G hh
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