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FB = BI sin q 1
f B= FG =  Gm1m2 UG =  Gm1m2
r r2 m0 I
2p r fm = BA cos q eavg e
3 = =Bu Dfm
Dt A
B
C
d
E =
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
= area
magnetic field
capacitance
distance
electric field
e emf
F
force
I
current
length
P
power
Q
charge
q
point charge
R
resistance
r
distance
t
time
U
potential (stored) energy
V
electric potential or
potential difference
u = velocity or speed
r = resistivity
fm = magnetic flux ADVANCED PLACEMENT PHYSICS B EQUATIONS FOR 2006 and 2007
FLUID MECHANICS AND THERMAL PHYSICS WAVES AND OPTICS P = P0 + r gh u = fl Fbuoy = rVg A1u1 = A2 u2
1
P + r gy + ru 2 = const.
2
D =a 0 DT H= kA DT
L P= F
A PV = nRT = Nk BT
K avg 3
= k BT
2 urms = 3 RT
=
M W =  P DV
DU = Q + W e= W
QH ec = TH  TC
TH 3k B T
m A = area
e = efficiency
F = force
h = depth
H = rate of heat transfer
k = thermal conductivity
Kavg = average molecular
kinetic energy
= length
L = thickness
M = molar mass
n = number of moles
N = number of molecules
P = pressure
Q = heat transferred to a
system
T = temperature
U = internal energy
V = volume
u = velocity or speed
urms = rootmeansquare
velocity
W = work done on a system
y = height
a = coefficient of linear
expansion
m = mass of molecule
r = density K max = hf  f
h
l=
p D E = ( Dm ) c 2 E=
f=
K=
m=
p=
l=
f= c
u n 1 sin q1 = n 2 sin q2 sin qc = n2
n1 1
1
1
+
=
si
s0
f h
s
M = i = i
h0
s0
R
2
d sin q = ml
f= xm m lL
d GEOMETRY AND TRIGONOMETRY
Rectangle
A = bh
Triangle
1
A = bh
2
Circle
A = pr2
C = 2p r
Parallelepiped...
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 Fall '09
 Mattews
 Physics

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