Casio fx-50F User Manual page 60

No. 05 Normal Probability Function Q(
Uses Hastings' estimate formula to determine the probability of a standard normal
x
distribution Q( ) illustrated below when the standardized variate (
1 1
Q Q
x x = =
( ( ) )
2 π 2 π
x < x <
(0 ≦ (0 ≦
1 1
Important!
Since this is an estimate formula, proper precision may not be obtainable.
No. 06 Coulomb's Law
Determines the force (
Q Q
1 1
F F
= =
4πε 4πε
0 0
No. 07 Resistance of a Conductor
Determines resistance
and the resistance of its component material ( ρ ) are known.
R R
= =
S S
No. 08 Magnetic Force
Determines the motive force (
and placed in a magnetic fi eld of uniform magnetic force density (
conductor is and the angle formed by the conductor and magnetic fi eld is .
F F IB IB sin sin
= =
No. 09 Change in Terminal Voltage of R in an RC Series Circuit
Determines the terminal voltage (
V
voltage is applied to a circuit with a resistance of
− −
t t CR CR
V V V•e V•e / /
= =
R R
| | | | t t 2 2
x x
∫ ∫ − −
e e dt dt
2 2
0 0
× ×
50 50
10 10 ) )
F
) between two charges of quantities
q q
r > r >
( ( 0) 0)
r r 2 2
R
of a conductor when its length ( ) and cross sectional area (
> >
(S, , (S, , 0) 0)
F
) in a conductor with electric current (
θ θ
> > 0, 0˚≦ | | ≦ 90˚) 0, 0˚≦ | | ≦ 90˚)
( (
V
) of terminal
R
> >
C C R R t t
( ( , , , , 0) 0)
x
)
（x） （x）
x x
( : permittivity)
0
θ θ
B
Units: : T,
R
at time
R
and capacitance of
: Ω,
R
Units:
E-59
x
) is known.
Q q
and , over a separation of
Units:
2
S
Units: : m, : m
I
) fl owing through it
B
), when the length of the
I
: A, : m, : ° (degrees),
t
in an RC series circuit when
C
.
C t
: F, : seconds,
r
.
Q q r
, : C, : m
S
),
, ρ : Ω·m, : Ω
R
F
: N
V V
and : V
R