{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

89_Dynamics 11ed Manual

# 89_Dynamics 11ed Manual - Engineering Mechanics Dynamics...

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

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Engineering Mechanics - Dynamics ⎞ ρ θ1 = ⎛ ⎟ e ⎜2 c t1 b Given Chapter 12 ⎝c ⎠ ( − ⎛ b ⎞t − b ⎜ ⎟1 2 ⎝c⎠ c t1 = Find ( t1 ) ) b c t1 e −1 c vB1 = c t1 aBt1 = b e aBt1 = 4.180 vB1 = 3.68 aBn1 = m 2 t1 = 2.123 s vB1 aB1 = 2 s 2 ρ aBn1 = 2.708 s m m 2 aBt1 + aBn1 aB1 = 4.98 s 2 m 2 s *Problem 12-120 The car B turns such that its speed is increased by dvB/dt = b ect. If the car starts from rest when θ = 0, determine the magnitudes of its velocity and acceleration when t = t1. Neglect the size of the car. Also, through what angle θ has it traveled? Given: m b = 0.5 2 s −1 c =1s t1 = 2 s ρ =5m Solution: ct aBt = b e vB = ( b ct e −1 c ⎞ ρ θ = ⎛ ⎟e ⎜2 b ct ⎝c ⎠ vB1 = ( ) − ⎛ b⎞t − b ⎜⎟ ⎝ c ⎠ c2 ) b c t1 e −1 c c t1 aBt1 = b e vB1 = 3.19 aBn1 = vB1 m aB1 = 2 s 2 ρ 87 aBt1 + aBn1 2 ...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online