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chapter 6-3

# chapter 6-3 - CEE/ME 241_F'07 FRAMES AND MACHINES(Section...

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CEE/ME 241_F'07 Lecture Notes for Section 6.6 1 FRAMES AND MACHINES (Section 6.6) Today’s Objectives : Students will be able to: a) Draw the free body diagram of a frame or machine and its members. b) Determine the forces acting at the joints and supports of a frame or machine. In-Class Activities : Check homework, if any Reading quiz Applications Analysis of a frame/machine Concept quiz Group problem solving Attention quiz READING QUIZ 1. Frames and machines are different as compared to trusses since they have ___________. A) only two-force members B) only multiforce members C) at least one multiforce member D) at least one two-force member 2. Forces common to any two contacting members act with _______ on the other member. A) equal magnitudes but opposite sense B) equal magnitudes and the same sense C) different magnitudes but opposite sense D) different magnitudes but the same sense APPLICATIONS Frames are commonly used to support various external loads. How is a frame different than a truss? How can you determine the forces at the joints and supports of a frame? APPLICATIONS (continued) Machines, like these above, are used in a variety of applications. How are they different from trusses and frames?

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chapter 6-3 - CEE/ME 241_F'07 FRAMES AND MACHINES(Section...

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