174) In a tensile test, when the material is stressed beyond elastic limit, the tensile strain ______ as compared to the stress.

175) the stress at which the extension of the material takes place more quickly as compared to the increase in load, is called

176) The breaking stress is ______ the ultimate stress.

177) The stress developed in the material without any permanent set is called

178) The ratio of the largest load in a test to the original cross-sectional area of the test piece is called