Engineering Mechanics - DynamicsChapter 12GivenaBt2t12v0t1+b6t13v0t1+rθ+=t1Findt1()=t12.507 s=Assume that Acatches BGuesst213 s=GivenaBt2t22v0t2+r2πθ−+b6t23v0t2+=t2Findt2=t215.642 s=Take the smaller timetmint1t2,=t2.507 s=aAbt2b2t2v0+⎛⎝⎞⎠2r⎡⎢⎢⎣⎤⎥⎥⎦2+=aBaBt2aBttv0+2r⎡⎢⎣⎤⎥⎦2+=aAaB⎛⎜⎝⎞⎟⎠22.265.14⎛⎝⎞⎠ms2=Problem 12-133The truck travels at speed v0along a circular road that has radius ρ. For a short distance froms = 0, its speed is then increased by dv/dt= bs. Determine its speed and the magnitude of its
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