Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, ? = yield strength and E = modulus of elasticity)
Options
A. E
B. ?
C. ?/E
D. E/?
Correct Answer
?/E
More questions
1. Pick out the correct statement.
Options
A. Deforestation helps in controlling the green house effect.
B. Global warming is detrimental for increase in food productivity and may cause flood and cyclone.
C. Lightening discharges are natural source of production of SO2 & H2S pollutant.
3. The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. If, at a total pressure of one standard atm. exerted by the vapours of water and toluene, the mole fraction of water Xw in the vapour phase satisfies