Midterm Exam #2
Feb 23, 2015 (Mon 50 min)
1 pg notes (2-sided)
Review session on Thur (Feb 19)
AA210 University of Washington - Winter 2015
Equilibrium: F = 0 & Mp = 0
then: v v(t) or v = 0
F = FR
Action = Reacti
Autumn 2010 (70 pts + 10 bonus)
AA210 statics - Final
and coordinates of the
architect wants to build a wall with the profile shown. Find the area
centroid of the wall. use the origin as shown
1. A truss supports two loads W=160 N. It is supported with a pin at S and roller at T. h=w=4 m.
a. Determine the force in members HA and AG. (10 pts) AG=226.3 N (T), HA=160 N (C)
b. Determine the forces in members CD and CK. (10 pts) CD=480 N (T),
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Closed book. One page of notes. Please show all your work.
What force P is required to lower the 1001b. load at constant speed?
The coefficient of kinetic friction is 0.3. Find also the force requi
- Exam 1a
Only one page of notes allowed; 50 min; show all work and appropriate FBDs.
-100i + 40j + 30k (lb) in System I and M' -80i + 120j + 40k (rn-lb) in System
Find the appropriate vectors F' and M to make th
Tno page of notes alloued;
(70 pts + 10 bonus)
hr, 5O min; shory all work and appropiate FBDs.
AscooterisdssignedtsreSdown t g:3" sbpeataen$atsped. Asmingthatthecoefficient
sf kbetic- &istisn between