Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio)? (A) E = 2G (1 + v)
(B) E = G (1 + v)
(C) E = G (1 + v)/2
(D) E = 2G (1 + 2v)
(B) E = G (1 + v)
(C) E = G (1 + v)/2
(D) E = 2G (1 + 2v)