Coulomb's Law (2, 1); Ohm's Law And Power (2, 2) - HP 48gII Advanced User's Reference Manual

Variable
Qp,Qs
r
R,R1,R2
ri,ro
Rp,Rs
t
ti,tf
V
V1
Vi,Vf
Vmax
XC
XL
Reference: 3.

Coulomb's Law (2, 1)

This equation describes the electrostatic force between two charged particles.
Equation:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
F =
4
Example:
Given: q1=1.6E-19_C, q2=1.6E-19_C, r=4.00E-13_cm,
Solution: F=14.3801_N.

Ohm's Law and Power (2, 2)

Equations:
V = I R P = V I
Example:
Given: V=24_V, I=16_A.
Solution: R=1.5_Ω, P=384_W.
5-10 Equation Reference
Description
Parallel and series quality factors
Charge distance
Resistance
Inside and outside radii
Parallel and series resistances
Time
Initial and final times
Voltage, or Total voltage (Voltage Divider)
Voltage across R1
Initial and final voltages
Maximum voltage
Reactance of capacitor
Reactance of inductor
1 q 1 q 2
⎛ ⎞
- - - - - - - - - - - - - - - - -
⎝ ⎠
0 r 2
r
2
P = I R
r=1.00.
2
V
------
P =
R