Formulae
'd
'd
v2 v1 't
1
2
v1't 12 a't 2
'd
Fnet
ma
Fnet
F1 F2 F3
FF
P k FN
FF
P s FN
P
tan T
ac
v2
r
ac
4S 2 r
T2
ac
4S 2 rf 2
Ep
mg'h
Ek
1
2
mv
EK
1
2
kx 2
F
kx
J
U 2 U1
k ˜ q1q2
r2
Fe
U totalinitial
U 2' x U 2' y
qH
Fe
H
F
I
2Sr
L˜I uB
v
fO
n
c
v
I1
1
Io
2
I2
I1 cos 2 T
PR
B
m 12 O
B
F
I
2r
I ˜ L ˜ B ˜sin T
PR
n 12 O
E rest
En
mo c 2
13.6 eV
n2
g 9.81 m / s 2 [D]
1e
c
1.602 u1019 C
3.00u108 m / s
B
PR
nR sin T R
m 12 O
n 12 O
Ee
F
n ˜O
n film
2t
Pn S1 Pn S 2
v2
c2
U
w
xm
L
d sin T m
d sin T n
k ˜ q1 q 2
r
Ee
N ˜I
2r
q˜v u B
m'v
opp
hyp
cosT
adj
hyp
tan T
opp
adj
NI
L
q ˜ v ˜ B ˜sin T
ni Oi
nR O R
n˜O
mO
dxm
L
d
Ee
q
'V
P
wsin T n
I
q
't
tan  B 
nR
ni
t film
O film
x
w n
L
w
N 1
O
d'x
L
dxn
L
mo
W
e'V
O
2.898 u10 3 m ˜ K
T
U
v2
c2
k
Fnet 't
V
'd
H
n˜O
n 12 O
J
mo v
1
E photon
hf
E total
v2
c2
mo c 2
1
W
hf o
O
h
U
v2
c2
hf W
h
'x'U t
4S
Ek
9.0 u109 N ˜ m 2 / C 2
Po
4S u10 7 T ˜ m / A
1.675 u10 27 kg
me
9.109 u10 31 kg
mP
1.673 u10 27 kg
mn
1u
931 MeV/c 2
1u
1.66 u10 27 kg
h
2
sin T
§ 2 m1 ·
¨¨
¸¸v1
© m1 m2 ¹
v '2
qH'd
Gm1m2
r
'd y
b r b 2 4ac
2a
m4S 2 rf 2
Eg
2
'd x
x
Fc
ratio
1
6.673u10 11 Nm 2 / kg 2
'U
sin T R
OR
ETotal Erest
hf h
U photon
c O
G
mg
F
m
Ek
m4S 2 r
T2
m 12 O
n film
2t
2
v1 2a'd
mg cosT
Fg
B
sin T i
Oi
2
'd R
§ m1 m2 ·
¨¨
¸¸v1
© m1 m2 ¹
v2
Lo 1 2
c
L
v2
2
Fc
Gm1m2
r2
mv
Fg
k ˜ qmaster
r2
mO
1
Fc
v1 a't
Fg A
mv 2
r
v1'
mO
'to
mg sin T
2
Pm S1 Pm S 2
't
Fg||
U total final
ni sin T i
wsin T m
Fnet x Fnety
F'd
2
U 2'
2
Fnet
W
2
v2
v2 't 12 a't 2
6.63u10 34 J ˜ s