Angular Motion (8, 4); Circular Motion (8, 5); Terminal Velocity (8, 6); Escape Velocity (8, 7) - HP 48gII Advanced User's Reference Manual

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Angular Motion (8, 4)

Equations:
1
- - -
=
0
+
0
t
+
2
1
=
0
+
- - -
0 +
2
Example:
Given:
0=0_°, 0=0_r/min, =1.5_r/min^2, t=30_s.
Solution:
=10.7430_°, = 0.7500_r/min.

Circular Motion (8, 5)

Equations:
v
- - -
=
r
Example:
Given: r=25_in, v=2500_ft/s
Solution:
=72000_r/min, ar=3000000_ft/s^2, N=11459.1559_rpm.

Terminal Velocity (8, 6)

Equation:
Example:
Given: Cd=0.15, =0.025lb/ft^3, A=100000_in^2, m=1250_lb.
Solution: v=1757.4709_ft/s.

Escape Velocity (8, 7)

Equation:
Example:
Given: M=1.5E23_lb, R=5000_mi.
Solution: v=3485.1106_ft/s.
5-36 Equation Reference
2
t
=
0 +
t
+
t
=
0 +
2
v
- - - - -
=
ar
=
r
2 m g
v
=
- - - - - - - - - - - - - - - - - - - - - - - -
C d
A
2 G M
v
=
-------------------- -
R
1
2
-- -
t
2
t
2
N

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