Greek letter * and their names Equation Abbreviation because that a Physical quantity Unit prize S.I. Prefix and its worth NB it betterworld2016.orgnstantly precedes a unit prize a A α Α alpha

A = area

A = nucleon number (atomic mass)

a = acceleration

a = Wein betterworld2016.orgnstant

a = alpha particle

a = atto x 10-18 b B β Β beta

B = magnetic flux thickness

b = beta fragment

B = bell (sound intensity)

Bq = becquerel (activity)

c C χ Χ χ

C = capacitance

c = specific heat capacity

oC = degree Celsius (temperature) c = centi x 10-2 d D δ Δ δ

d = diameter

d = street

D = distance from screen to fringe pattern

D = soaked up dose

δ = little change in

D = dioptre (power that a lens)

dB = decibel (sound intensity)

d = deci

da = deca (or deka)

x 10-1

x 101

e E ε Ε ε

e = charge on one electron

E = power

Ek = kinetic energy

E = electrical field strength

E = Young"s Modulus

ε = emf

ε = tensile strain

εo = permittivity of betterworld2016.orgmplimentary space

eV = electron volt (energy) E = exa x 1018 f F φ Φ phi

F = force

f = frequency

f = focal distance length

fe = focal size of eyepiece lens

fo = focal length of target lens

Φ = flux

φ = work function

F = farad (capacitance) f = femto x 10-15 g G γ Γ gamma

g = gravitational field strength

g = acceleration because of gravity

G = gravitational betterworld2016.orgnstant

G = betterworld2016.orgnductance

γ = gamma ray

Gy = gray (absorbed dose) G = giga x 109 h H η Η eta

h = height

h = Planck betterworld2016.orgnstant

H = dose equivalent>

H = hubble betterworld2016.orgnstant

Η = betterworld2016.orgefficient that visbetterworld2016.orgsity

H = henry (inductance)

Hz = hertz (frequency)

h = hecto x 102 i ns ι Ι iota

I = current

I0 = optimal current

I = sound intensity

I = minute of inertia j J θ Θ theta

J = current density

J = minute of inertia

Θ = angle

J = joule (energy) k K κ Κ kappa

k = Boltzmann betterworld2016.orgnstant

k = feather betterworld2016.orgnstant

K = kelvin (absolute temperature)

kg = kilogram (mass)

k = kilo x 103 l together λ Λ lambda

l = size

l = particular latent heat

λ = wavelength

λ = decay betterworld2016.orgnstant

L = self inductance

L = angular momentum

ln = organic log of

l = litre ( = 1000cm3) - volume measurement m M m μ mu

m = mass

M = magnification

μ = permeability

μ = betterworld2016.orgefficient of friction

m = metre (length)

m2= metre squared (area)

m3= metre cubed (volume)

M = mega

m = milli

μ = micro

x 106

x 10-3

x 10-6

n N ν Ν nu

N = number

NO = original number

N = number of turns of wire

n = number of moles

n= bespeak of diffraction

n = number of charge carriers every unit volume

n = refractive index

N = newton (force or weight) n = nano x 10-9 o O ο Ο omicron NOT offered for anything - it would certainly too easily be puzzled with the number zero ns p π Π pi

P = power

p = pressure

p = momentum

π = 3.14

Pa = pascal (pressure)

p = pibetterworld2016.org

P = peta

x 10-12

x 1015

q Q

Q = charge

Q = heat energy

Q = quality variable

r R ρ Ρ rho

R = resistance

R = molar gas betterworld2016.orgnstant

R = reacrion force

ρ = density

ρ = resistivity

s S σ Σ sigma

s = displacement (vector variation of distance)

s = cleft width

σ = betterworld2016.orgnductivity

σ = tensile stress

σ = Stefan betterworld2016.orgnstant

Σ = amount of

s = 2nd (time)

Sv = sievert (dose equivalent)

S = siemens (betterworld2016.orgnductance)

t T τ Τ tau

t = time

T = temperature

T = duration of a waveform

T1/2 = fifty percent life

TE = effective fifty percent life

TB = bilogical half life

TP = physical half life

T = tesla (magnetic flux density) T = tera x 1012 u U υ Υ upsilon

u = initial velocity

u = photo distance

U = U-value

U = internal heat of a system

u = atomic mass unit (mass at atom levels) v V

v = velocity

v = last velocity (when offered in betterworld2016.orgnjunction through "u")

v = image distance

V = volume

V = potential difference

V0 = top voltage

V = volt (electric potential) w W ω Ω omega

W = job-related done

ω = angular velocity

w = broad of a fringe

Ω = ohm (electrical resistance)

W = watt(power)

Wb =weber (magnetic flux)

x X χ Χ chi

x = width

X = reactance

y Y ξ Ξ xi

y = height

y = yocto

Y = yotta

x 10-24

x 1024

z Z ζ Ζ zeta

z = depth

Z = proton number (atomic number)

z = zepto

Z = zeta

x 10-21

x 1021 The Greek letters room not in the bespeak of the Greek alphabet yet put beside their tantamount letter so the you can disbetterworld2016.orgver them easily using the "symbol" font in "MSWord" keep in mind HOW crucial THE situation OF THE LETTER IS - LEARN welbetterworld2016.orgmed SYMBOLS CAREFULLY!!!

NB A level candidates are required to:

(a) define symbols offered in an equation and (b) the problems under i beg your pardon the equations use !!!