Tensile tests of an elastic material show that it has a Young's modulus of... Please see attached past exam questions© BrainMass Inc. brainmass.com September 25, 2018, 10:46 pm ad1c9bdddf - https://brainmass.com/physics/classical-mechanics/critical-stress-stress-field-32064
Please see attached file
(a) We know that, G =
Plugging in the numbers,
(b) Fracture Energy = 200 kJ/m2
For plane strain conditions,
(c) For specimens with a central crack in a plate of finite width:
The critical stress and stress fields are examined. A young's modulus for elastic materials are given.