For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of
a) 1 : 2
b) 1 : 3
c) 1 : 4
d) 1 : 6
For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of
a) 1 : 2
b) 1 : 3
c) 1 : 4
d) 1 : 6