General Equation Page for Cut and Paste

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44x. 

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45a.          45b.    



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Useful Constants

(You can use the approximate values on exams.)

 

Universal Gravitation Constant                     

Electrostatic Force Constant                         

Magnetic Constant                                        

Speed of Light in Vacuum                             

Charge of a Proton                                         

Electron-Volt Conversion Constant              

Mass of a Proton                                            

Mass of an Electron   

Kinematics

x-displacement

v-velocity

t-time

a-acceleration

Dynamics

F-force

m-mass

a-acceleration

f-friction

mk-coefficient of kinetic

friction

FN-normal force

w-weight

g-acceleration due to gravity

Centripetal Acceleration

a-acceleration

v-velocity

r-distance

T-period

t-elapsed time

f-frequency

N-number of cycles

Universal Gravitation

FG-gravitational force

G-gravitational constant

m1, m2, M-mass

r-distance

g- acceleration due to gravity

T-period

 

Energy

W-work

F-force

d-distance

GPE-gravitational potential

energy

m-mass

g-acceleration due to gravity

h-height

KE-kinetic energy

v-velocity

P-power

t-time

E-energy

Fspring-force of a spring

k-spring constant

x-extension or compression

EPE-elastic potential energy

Momentum

p-momentum

m, m1, m2-mass

v-velocity

v1, v2-initial velocity

v1¢, v2¢-final velocity

I-impulse

F-force

t-time

 

Fluids

P-pressure

F-force

A-area

r-density

m-mass

V-volume

g-acceleration due to gravity

h-height

SG-specific gravity

Pabs-absolute pressure

Patm-atmospheric

pressure

Pgauge-gauge pressure

FB-buoyant force

mfluid-mass of fluid

Electrostatics, Fields and Potential

FE-electric force

k-electric constant

q, q1, q2, Q-charge

r- distance

E-electric field

F-force

Epoint- point charge electric field

UE-electric potential energy

∆V-potential difference or

Voltage

Vpoint-voltage due to a point

charge

Euniform-uniform electric field

Electric Current

I- current

Q-charge

t-time

V-voltage

R-resistance

r-resistivity

l-length

A-area

P-power

UE-electric potential energy

Resistors in Series

VT-total voltage

V1, V2, V3-voltage

IT-total current

I1, I2, I3-current

REq-equivalent resistance

R1, R2, R3-resistance

Resistors in Parallel

VT-total voltage

V1, V2, V3-voltages

IT-total current

I1, I2, I3-current

REq-equivalent resistance

R1, R2, R3-resistance

EMF

e-emf

I-current

R-resistance

r-internal resistance

VT-teminal voltage

 


Magnetic Fields

F-force

I, I1, I2-current

l, l2-length

B-magnetic field

q-charge

v-velocity

r, d-distance

-permeability constant

Magnetic Flux

F-flux

B-magnetic field

A-area

e-emf

N-number of coils

t-time

Quantum Physics

E1 (hydrogen) = -13.6eV

E-Energy

h-Plank’s constant

f-frequency

c-speed of light

λ-wavelength

KEmax-max kinetic energy

e-electron charge

Vo-stopping voltage

Wo-work function

m-mass

p-momentum

v-velocity

r-atomic radius

n-energy level

Z-atomic number

 

Simple Harmonic Motion

Mass – Spring

Pendulum

T-period

m-mass

k-spring constant

f-frequency

l-length

g-acceleration due to gravity

Waves / Sound Waves

Open Tubes

Closed Tubes

f-frequency

v-velocity

λ-wavelength

FT-tension

m-linear density

L-length

n- harmonic number

L-length

 

EM Waves / Light

Double Slit

Single Slit

Thin Films

c-speed of light

λ-wavelength

f-frequency

x-distance to

maxima/minima

L-distance to screen

d-distance between slits

D-slit width

n-index of refraction

v-velocity

t-thickness of film

Optics

f-focal length

r-radius of curvature

di-image distance

do-object distance

m-magnification

hi-image height

ho-object height

 

Constants

Conversions

Geometry

r-radius

d-diameter

A-area

C-circumference

b-base

h-height