1. . The very important characteristic of molding sand is that it should produce
(A) Strength
(B) Hardness
(C) Sound casting
(D) Porosity
2. . It is property of molding sand to adhere with foreign material
(A) Adhesiveness
(B) Permeability
(C) Strength
(D) Cohesiveness
3. . Property of molding sand by which the sand grain bind each other
(A) Strength
(B) Permeability
(C) Cohesiveness
(D) Adhesiveness
4. . It is the ability of the sand to get compacted and behave like a fluid
(A) Plasticity
(B) Permeability
(C) Strength
(D) Cohesiveness
5. . The ability of molding sand to withstand high temperatures
(A) Refractoriness
(B) Permeability
(C) Strength
(D) Flow-ability
6. . The easy breaking of molding and core sand after casting is called
(A) Collapsibility
(B) Refractoriness
(C) Permeability
(D) Plasticity
7. . The ability of molding sand due to it adhere with molding flask is
(A) Strength
(B) Permeability
(C) Plasticity
(D) Cohesiveness
8. . The ability of molding sand to permit the making and handling of the mold is
(A) Green strength
(B) Permeability
(C) Plasticity
(D) Cohesiveness
9. . The ability of molding sand to permit the handling of mold after drying is
(A) Cohesiveness
(B) Dry strength
(C) Permeability
(D) Plasticity
10. . The adhering of molding sand with flask is called
(A) Plasticity
(B) Permeability
(C) Dry strength
(D) Adhesiveness