1. A specimen of sandy silt, when
subjected to a drained triaxial test failed at
major and minor principal stress of 1.20
kg/cm2 and 0.5 kg/cm2 respectively. At what
value of deviator stress would another
sample of the same soil fail, if it were
subjected to an all-around pressure of 0.75
kg/cm2?
a. 2.01 kg/cm2
b. 2.34 kg/cm2
c. 1.89 kg/cm2
d. 1.05 kg/cm2