Physics And Maths Formulae Flashcards
Equation relating change in displacement with acceleration, time and original velocity?
Δx = 1/2 at^2 + Vot
Equation relating final velocity, original velocity, acceleration and time?
Vf =Vo +at
Equation relating total displacement with acceleration, time, original velocity and original displacement?
xf =1/2 at^2 + Vot + xo
Equation relating final velocity with acceleration, distance and original velocity?
Vf^2 = Vo^2 + 2ad
Equation relating displacement with time, original and final velocities?
x = (Vo+Vf)/2 x t
Sin0°?
Sin0° = 0
Sin60°?
Sin60° = √3/2
Cos0°?
Cos0° = 1
Cos60°?
Cos60° = ½
Tan0°?
Tan0° = 0
Tan60°?
Tan60° = √3
Equation for centripetal force?
ac = v^2/r
Force of gravity / Newton’s equation?
Fg = Kg m1m2/r^2
Given projectile velocity and angle, what is the equation for the original vertical component of velocity?
Voy = Vo sinθ
Vertical displacement given vertical velocity, time and acceleration of gravity?
y = Voyt + 1/2gt^2
Vertical component of velocity, given original vertical velocity, acceleration of gravity and time elapsed?
Vy =Voy +gt
Given projectile angle and magnitude, what is the horizontal component velocity?
Vox = VoCosθ
Given horizontal velocity and time, what is the horizontal component of displacement?
X = Voxt
Given the original horizontal velocity, what is the horizontal velocity?
Vx = Vox
Given the horizontal and vertical components of velocity in a projectile motion problem, what is the formula for the resolved projectile velocity?
Vo = √(Vox^2 + Voy^2)
Given x and y components of velocity, what formula gives the angle of projectile?
Tanθ = Vox/Voy
Formula for tension in a string?
T = 2 x g x m1m2 / m1+m2
Maximum friction formula?
f = μN
Acceleration in a pulley system problem?
a=F/m