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Unformatted text preview: EAS 207  STATICS @ First Examination Fall 2003 . V a Time: '1 hr. & 50 minutes
Total Points: 100 Note: 1. Closed Book Exam
2. Use the Vector a roach for all moment calculations in questions 1 & 2.
3. Draw Freebody grams and reference axes for problem 3. 0.1 Determine the moment due to force F at point C, and then calculate
its moment about lines CE and CD. (33‘points) F: 1000 N 160 mm 0.2 Replace the forces shown in Fig. 2 by an equivalent force system at
pomt A. ( 33 points ) ’ Q. 3 For the frame shown in Fig. 3, determine the force in the cable BE 0
’ and the reactions at support A & F. (34 points) \ EAS 207  STATICS First Examination ‘
Fall 2004 “mm. 1 in 55mm) '
" L Points: 100 Note: 1. Closed Book Exam
2. Use the Vector approach for all moment calculations in questions 1 & 2. 3. Draw Freebody diagrams and reference axes for problem 3. 0.1 Determine the moment about line AB due to the 100 lb force and the 3000 ftlb couple moment. Use Vector approach for moment calculations.
‘ ’ (38 points) 0.2 Replace the forces shown in Fig. 2 by an equivalent force system at
point B. Find the simplest resultant of the given force system and its
location from point B. . (33 points) 375 N 1:; .L
J/ Q. 3 For the frame shown in Fig. 3, determine the support reactions at A
and C. (Hint: Use only one'FBD of member AE with Disk B) (34 points) EAS 207  STATICS
. _ First Examination  Fall 2005
Time: 2 hours
Total points = 100 Notes:
1. Closed Book Exam
2. Use the Vector approach for all moment calculations in question 1.
3. Draw Freebody diagrams and reference axes for problem 3. 0.1) The 180 lb force is applied atpoint A of the bracket shown in Fig.1
Determine the moments of this force about point B, about point C, and
about the line BC. y; 63 points) 6., 0.2) Replace the forces shown in Fig. 2 by an equivalent force system at
point B. Find the simplest resultant of the given force system and its
location from point B along member CBD. (33 points) Q. 3) The lever ABC is pinsupported at A and connected to a short link
BD as shown in Fig.3. Find the reactions at A and D. (34 points) EAS 207  STATICS First Examination
Fall 2006 ”Tifne:  hr. & 50 mins.
Total Points: 100 Note: Closed Book Exam Q.1 Determine the moment about line CD due to the 500 N force and the
1000 Nmm couple moment. Use Vector approach for moment calculations.
Use the Vector approach for all moment calculations. (33 points) / 900 N
I/ 250 mm \"“‘ I000 N~mm Q.2 Replace the forces shown in Fig. 2 by an equivalent force system at
point 0. Find the simplest resultant of the given force system and
location of its line of action along x and yaxes. (33 points) ‘ Q. 3 it is desired that a person be able to begin closing the van hatch from
the open position shown in Fig.3 with a 10lb vertical force P. Determine the
necessary force in each of the two hydraulic struts AB. The mass center of
the 90lb door is 1.5 inches directly below point A. Treat the problem as two
dimensional and consider the Freebody diagram of the Hatch AO. Also, find , the support reactions at hinge 0.
Use ‘Scalar approach’ for moment calculations. Draw Freebody diagrams and reference axes. L34 points) / K ...
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 Fall '10
 ShahidAhmad

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