According to the elastic failure theory which of the following statement(s) is/are correct?
i. Failure in ductile materials is specified through yielding
ii. Failure in brittle materials is specified through yielding
iii. Failure in ductile materials is specified through fracture
iv. Failure in brittle materials is specified through slipping
1
Only (i)
2
(i) and (ii)
3
(ii) and (iii)
4
(iii) and (iv)