Stress tensor defined as the actual force in the deformed configuration per unit area in the undeformed configuration is termed O The First Piola-Kirchhoff Stress Tensor Cauchy Stress Tensor The Second Piola-Kirchhoff Stress Tensor The Right Cauchy-Green Deformation Tensor O The Left Cauchy-Green Deformation Tensor QUESTION 4 Stress tensor defined as the actual force in the deformed configuration per unit area in the deformed configuration is The Left Cauchy-Green Deformation Tensor Cauchy Stress Tensor The First Piola-Kirchhoff Stress Tensor The Second Piola-Kirchhoff Stress Tensor O The Right Cauchy-Green Deformation Tensor