Equations Flashcards
1
Q
Displacement
A
Δx (m)
2
Q
Velocity
A
v = Δx / Δt (m.s-1)
3
Q
Acceleration
A
a = Δv / Δt (m.s2)
4
Q
Momentum
A
P=mv (kg.m.s-1)
Momentum = mass x velocity
5
Q
Force
A
F=ma (N)
6
Q
Impulse
A
Imp = Ft = Δp (N.s)
7
Q
Kinetic energy
A
KE = 1⁄2mv2 (J)
8
Q
Angular displacement
A
Δθ (rad)
9
Q
Angular velocity
A
ω = Δθ / Δt (rad.s-1)
10
Q
Angular acceleration
A
α = Δω / Δt (rad.s-2)
11
Q
Moment of inertia
A
I = Σ(md2) (kg.m2)
12
Q
Angular momentum
A
Moment of inertia x angular velocity (kg.m2.s-1)
13
Q
Torque
A
T=la (N.m)
14
Q
Angular impulse
A
Imp = Tt = Δh (N.m.s)
15
Q
Kinetic energy
A
KE = 1⁄2Iω2 (j)
