VCE Physics - Formula sheet
Victorian Certificate of Education Year
PHYSICS
Written examination
FORMULA SHEET
Instructions
This formula sheet is provided for your reference. A question and answer book is provided with this formula sheet. Students are NOT permitted to bring mobile phones and/or any other unauthorised electronic devices into the examination room.
? VICTORIAN CURRICULUM AND ASSESSMENT AUTHORITY 2020 December 2020
PHYSICS FORMULA SHEET
2
Physics formulas
Motion and related energy transformations
velocity; acceleration
equations for constant acceleration
Newton's second law circular motion Hooke's law elastic potential energy gravitational potential energy near the surface of Earth kinetic energy Newton's law of universal gravitation gravitational field impulse
v = s ; a = v
t
t
v = u + at
s = ut + 1 at2 2
s = vt - 1 at2 2
v2 = u2 + 2as
s = 1 (v + u)t
2
F = ma
a
=
v2 r
=
4 2r T2
F = ?kx
1 k(x)2 2
mgh
1 mv2 2
F
=
G
m1m2 r2
g
=
G
M r2
Ft
momentum
Lorentz factor
time dilation length contraction rest energy relativistic total energy relativistic kinetic energy
mv
= 1
1
-
v2 c2
t = to L = Lo
Erest = mc2
Etotal = mc2
Ek = ( ? 1)mc2
Fields and application of field concepts
electric field between charged plates energy transformations of charges in an electric field field of a point charge force on an electric charge Coulomb's law magnetic force on a moving charge magnetic force on a current carrying conductor
radius of a charged particle in a magnetic field
3
E=V d
1 mv2 = qV 2
E
=
kq r2
F = qE
F
=
kq1q2 r2
F = qvB
F = nIlB r = mv
qB
PHYSICS FORMULA SHEET
Generation and transmission of electricity
voltage; power resistors in series resistors in parallel ideal transformer action AC voltage and current electromagnetic induction transmission losses
V = RI; P = VI = I2R
RT = R1 + R2
1 =1+1 RT R1 R2
= V1 N=1 I2 V2 N2 I1
VRMS =
1 2
Vpeak
IRMS
=
1 2
I peak
EMF: = -N t
flux: = B A
Vdrop = Iline RlinePloss = I2line Rline
Wave concepts
wave equation constructive interference destructive interference fringe spacing Snell's law refractive index and wave speed
v = f
path difference = n
path
difference
=
n
-
1 2
x = L d
n1 sin1 = n2 sin2
n1 v1 = n2 v2
TURN OVER
PHYSICS FORMULA SHEET
The nature of light and matter
photoelectric effect photon energy photon momentum de Broglie wavelength
Data
acceleration due to gravity at Earth's surface mass of the electron magnitude of the charge of the electron Planck's constant speed of light in a vacuum universal gravitational constant mass of Earth radius of Earth Coulomb constant
4
Ek max = hf - E = hf p= h
= h
p
g = 9.8 m s?2 me = 9.1 ? 10?31 kg e = 1.6 ? 10?19 C h = 6.63 ? 10?34 J s h = 4.14 ? 10?15 eV s c = 3.0 ? 108 m s?1 G = 6.67 ? 10?11 N m2 kg?2 ME = 5.98 ? 1024 kg RE = 6.37 ? 106 m k = 8.99 ? 109 N m2 C?2
Prefixes/Units
p = pico = 10?12 k = kilo = 103
n = nano = 10?9 M = mega = 106
= micro = 10?6 G = giga = 109
m = milli = 10?3 t = tonne = 103 kg
END OF FORMULA SHEET
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