MACHINE SHOP CALCULATION - OD1640 - LESSON 2/PE 2
LESSON 2.
PRACTICAL EXERCISE - ANSWERS
1.
Requirement
a.
320.04 centimeters
b.
124 inches
c.
102.24 centimeters
d.
(1) 0.79375 millimeters
(2) 12 inches
e.
4.5 to 1
f.
50 and 30
g.
93%
h.
(1) 28 13/14
(2) 36
(3) 2 2/125
i.
400 rpm
j.
55.5 rpm
k.
(1) 14.8 centimeters
(2) 1.4875 centimeters
(3) 7.1325 centimeters
l.
(1)
116,, 6'
30"
(2)
17,, 46'
52"
(3)
30,, 59'
20"
(4)
42,, 37'
50"
m.
(1) Sin 0,, = 0
Cos 0,, = 1.0000
Tan 0,, = 0
(2) Sin 1,, = .01745
Cos 1,, = .99985
Tan 1,, = .01746
(3) Sin 89,, 30' = .99996
Cos 89,, 30' = .00873
Tan 89,, 30' = 114.589
n.
4.5 inches
o.
.70706
99
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