Which of the following stone is best suited for construction of piers and abutments of a railway bridge?

Cast iron . . . . . . . .

Fibre glass

Pick up the correct statement regarding low heat cement from the following:

Hydraulic lime is obtained by

Glazing is used to make earthenware

Seasoning of timber is done

The ultimate tensile strength of structural mild steel is about

A mortar joint in masonry which is normal to the face of wall is known as