HP 32SII - Manual (Page 236)

15–10 Mathematics Programs
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
Example 2:
What is the moment at the origin of the lever shown below ? What is the
component of force along the lever ? What is the angle between the resultant
of the force vectors and the lever ?
Z
X
Y
125
o
63
o
F = 17
T =
P = 17
1
215
o
o
F = 23
T = 80
P = 74
2
o
o
1.07m
First, add the force vectors.
Keys: Display: Description:
W P @ value Starts polar input routine.
17 f !@ value Sets radius equal to 17.
215 f @ value Sets T equal to 215.
17 f @)
Sets P equal to 17.
W E @)
Enters vector by copying it into v
2
.
23 f !@.)
Sets radius of v
1
, equal to 23.
80 f @)
Sets T equal to 80.