Moment of Inertia
(pi*r^4)/2
Polar Moment of Inertia
φ
phi
τ
Shear stress
(b*h^3)/12
Area Moment of inertia for a Rectangle
μ
mu
σ
Normal Stress
I + A*d^2
Parallel Axis Theorem
ε
Epsilon
ε
Strain
(pi*r^4)/4
Area moment of inertia for Circle
π
φ
Angle of Twist
(b*h^3)/36
Area Moment of inertia for a triangle
ρ
rho
ω
Angular velocity