The force F goes through the origin of the xy-coordinate system and makes an angle ???? with the horizontal, as shown in Figure 12.25. Points A and B are at the coordinates indicated on the figure in units of feet. Calculate the moment of F about points A and B, assigning positive values to counterclockwise moments.
F = 1 850 N
???? = ?150°
 FIGURE 1.png)
 ANSWER.png)
You might also like to view...
Answer the following statements true (T) or false (F)
1. Pile foundations are commonly used in coastal areas. 2. Drilled piers transfer building loads mainly by end bearing, while piles do so by both end bearing and skin friction. 3. Where a tremmie is used in a pier, casing is unnecessary. 4. In a deep foundation system, foundation settlement is generally larger than in a shallow foundation system. 5. A PT concrete slab-on-ground foundation does not require control joints.
______________________________ peat has a slower decomposition rate than sphagnum peat moss
Fill in the blank(s) with correct word
When delegating, the crew leader should make sure the crew member understands what to do and _____
a. the degree of risk involved b. has read the OSHA regulations c. who should be blamed if there is a problem d. their level of responsibility
The loading resistance of a voltmeter should be ____ MW/volt to minimize the loading effect.
A. 5 B. 10 C. 15 D. 20