100_Dynamics 11ed Manual

100_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Engineering Mechanics - Dynamics Chapter 12 Given: a 2m = d 0.1 s 1 = b 0.1 s 1 = e 2 m s = c 1.5 m = t 1 8s = Solution: tt 1 = r p a ( )cos bt () c sin dt et = v p a b sin cd cos e = a p a b 2 cos c d 2 sin 0 = u b v p a p × v p a p × = u b 0.609 0.789 0.085 = α β γ acos u b = 52.5 142.1 85.1 deg = * Problem 12-136 The time rate of change of acceleration is referred to as the jerk , which is often used as a means of measuring passenger discomfort. Calculate this vector, a' , in terms of its cylindrical components, using Eq. 12-32. Solution: a r'' r θ ' 2 u r r '' 2 r'
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.
Ask a homework question - tutors are online