ME 364 - Kinematics
NAME _________________________________
Summer Term, 2005
Course grade and the grading details will be available on WebCT.
The course grade alone will available through the UAH web site.
Final Exam,
200 Points,
Open Book
1. (20 Points)
Determine the speed and direction of the output
gear.
Input #1 is exactly 720 rpm in the direction shown
and Input #2 is exactly 320 rpm in the direction shown.
B
C
Input #1
Input #2
Output
A
G
D
E
J
320 rpm
F
720 rpm
H
A
40 T
F
36 T
B
25 T
G
20 T
C
40 T
H
60 T
D
110 T
J
30 T
E
50 T
ω
out
= _____________
Is shown direction correct?
YES
NO
2. (15 Points)
Determine the rotational speed of the output shaft.
Is the shown direction correct?
ω
out
= ___________
Is shown direction correct?
YES
NO
.
20 T
40 T
45 T
24 T
Double
Worm
25 T
30 T
1800 rpm
50 tooth worm gear
Output Shaft
Threaded
(exact)

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