This preview shows page 1. Sign up to view the full content.
Unformatted text preview: ft and ! DE = 2 r• Determine the angular accelerations of links AB and BD. Write your answers as vectors.
ad / sec = constant in your analysis. E ! DE
2L B 2L
D L
A Use the following parameters in your analysis: L = 3 ft and ωDE = 3 rad/s = constant. II8 Chapter II: Planar Rigid Body Kinematics Homework Homework 2.A.6 Planar Kinematics Homework Problems ME 274 Given: 23
Problem IIA mechanism is made up of links AB and BD, with point A being pinned to ground and
point B being a pin joint connecting links AB and BD. A slider is connected to BD at pin D with A mechanismbeing constrained to AB and BD, with point A being radius of R. At the position shown
the slider is made up of links move on a circular path with a pinned to ground and
point B being aAB is vertical, link BD is horizontal andA slider is connected to BD at pin position,
below, link pin joint connecting links AB and BD. D is directly above point O. At this
D with the slider being constraineda constant speed of vD path with a radius of 2.5 meters.
D is traveling to the right with to move on a circular .
At the position shown below, link AB is vertical, link BD is horizontal and D is directly
above point O.this this position, D is traveling to the right with a constant speed of 5
Find: For At position:
m/sec. For the position shown, find:
• Determine the angular velocities of links AB and BD. Write your answers as vectors. i) the angular velocity of links AB and BD, and ii) t• Determine the angular f links AB and BD. AB and BD. Write your answers as vectors.
he angular acceleration o accelerations of links y
x A
d vD D L
B R O Use the following parameters in your analysis: R = 0.5 m, L = 2 m, d = 1.5 m and vD = 5 m/s. II28 Chapter II: Planar Rigid Body Kinematics Homework ar Kinematics Homework Problems blem II19 ME 274 Homework 2.B.1 echanism is made up of links AB, BD and DE. At the instant shown, links AB the instant shown, links AB and
Given: A mechanism is made up of links AB, BD and DE. At and
are aligned horizontally, and link DE is ver...
View
Full
Document
This document was uploaded on 02/18/2014.
 Fall '09

Click to edit the document details