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v^2 = u^2 + 2 a s

Kinematics Find Final Velocity Squared

s = u t + 1/2 a t^2

Kinematics Find Displacement using Acceleration

v = u + a t

Kinematics Find Final Velocity using time

s = 1/2 ( u + v ) t

Kinematics Find Displacement using time without acceleration

f = m a

Find Force

p = m v

Find Momentum(p)

I = f t

Find Impulse

Ek = 1/2 m v^2

Find Kinetic Energy

Ep = m g h

Find Potential Energy

v = sqrt ( 2 g h )

Final Velocity of falling object using sqrt

w = f d

Find mechanical Work

V = I R

Find Voltage using current and resistance

P = I^2 R

Find Power using current

P = w / t

Find Power using work and time

760

1 Atm = _____torr

P = F / A

Find Pressure

Stress = F / A

Find Stress

Strain = e / L

Find Strain

100000

1 Atm = _____Pa

v = sqrt ( 2 g h )

Velocity of water leaving bucket through hole (use sprt)

Decreases

In a pipe, as velocity increases pressure at that point __________

Q = A V

Find Fluid flow rate Q

A = pi r^2

Area of a pipe / circle (Area=A use pi as pie)

F = m a

Newton's 2nd Law (equation using F)

F = G ( m1 m2 ) / r^2

Force Due to Gravity

F = m g sinx

Inclined Plane: Force Down Plane

F = m g cosx

Inclined Plane: Normal Force

a = v^2 / r

Centripetal Acceleration

F = m v^2 / r

Centripetal Force

F = -k x

Hooke's Law: Force

PE = ( 1 / 2 ) k x^2

Hooke's Law: Elastic PE

T = 2 pi sqrt ( m / k )

Period (spring)

T = 2 pi sqrt ( L / g )

Period (pendulum)

t = F r sinx

Torque (where theta=x)

W = F d cosx

Work (where F=Force, theta=x)

W = KE + PE + E (internal)

Work (where KE=kinetic energy, PE= potential energy)

W = #E - q

Work: Energy + Heat (where q is heat, E is total energy, # is Delta)

KE1 + PE1 = KE2 + PE2

Conservation of Energy (KE PE)

I = m #v

Impulse (using mass and #=delta)

E = m c^2

Rest Mass Energy (where m=mass created/destroyed)

p = m / V

Find Density (p = rho)

SG = p(substance) / p(water)

Specific Gravity (equation where p = density of substance and water)

1000

Find Specific Gravity of water where 1 g/cm^3 = ? Kg / m^3)

P = p g y

Pressure (At rest in sealed container where y=depth of fluid from top & p = rho)

P = Patm + p g y

Pressure (At rest in open container where Patm = 101kPa (if in meters and kg), p=density, y=dist from top of fluid)

Pabs = Patm + Pgauge

Pressure (absolute)

F1 / A1 = F2 / A2

Hydrolic Lift Equations (with area)

F1 d1 = F2 d2

Hydrolic Lift Equations (with distance)

B = #P / ( #V / Vo )

Bulk Modulus (where p=pressure, Vo=initial volume, #=delta)

L = 2 pi r

Circumference Circle (length = L pie=pi)

sinx = o / h

Find Sine of x in triangle

cosx = a / h

Find Cosine of x in triangle

tanx = o / a

Find Tangent of x in triangle

0, 1, 2, 3, 4

Cosine 90, 60, 45, 30, 0 (all start with 1/2 sqrt (…) etc)

4, 3, 2, 1, 0

Sine 90, 60, 45 ,30, 0 (all start with 1/2 sqrt (…) etc

Surface area, Shape, Velocity

Air resistance of an object depends on S… S… V….

Sinx u = sqrt ( 2 g h )

Equation for peak height of object sinx (where initial velocity=u)