Statics:The Next Generation
Mehta &
Danielson
Lecture Notes for Sections 5.5-
5.7
1
RIGID BODY EQUILIBRIUM IN 3-D
(Sections 5.5 – 5.7)
Today’s Objective
:
Students will be able to
a) Identify support reactions in 3-D
and draw a free body diagram, and,
b) apply the equations of equilibrium.
In-Class Activities
:
•
Check homework, if any
•
Reading quiz
•
Applications
•
Support reactions in 3-D
•
Equations of equilibrium
•
Concept quiz
•
Group problem solving
•
Attention quiz
READING QUIZ
1.
If a support prevents rotation of a body about an axis, then
the support exerts a
________
on the body about that axis.
A)
couple moment
B)
force
C)
Both A and B.
D)
None of the above.
2.
When doing a 3-D problem analysis, you have
________
scalar equations of equilibrium.
A) 2
B)
3
C)
4
D) 5
E)
6

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