J jillhill Active member Joined Apr 2, 2011 Messages 35 Reaction score 0 Apr 6, 2011 #1 Does anyone know when to use the Polar moment of Inertia (J) J=Ix+Iy???
S sac_engineer Well-known member Joined Dec 2, 2009 Messages 346 Reaction score 0 Apr 7, 2011 #2 jillhill said: Does anyone know when to use the Polar moment of Inertia (J) J=Ix+Iy??? Click to expand... Polar moment of inertia barely applies to statics or civil engineering. It's more common in dynamics. Don't worry about it for the PE exam.
jillhill said: Does anyone know when to use the Polar moment of Inertia (J) J=Ix+Iy??? Click to expand... Polar moment of inertia barely applies to statics or civil engineering. It's more common in dynamics. Don't worry about it for the PE exam.
C civilized_naah Well-known member Joined Jun 30, 2009 Messages 409 Reaction score 28 Location Maryland Apr 11, 2011 #3 jillhill said: Does anyone know when to use the Polar moment of Inertia (J) J=Ix+Iy??? Click to expand... Torsion problems utilize polar moment of inertia for stress and deformation calculations.
jillhill said: Does anyone know when to use the Polar moment of Inertia (J) J=Ix+Iy??? Click to expand... Torsion problems utilize polar moment of inertia for stress and deformation calculations.
