SURFACE CLEANING MCQs – CHAPTER 18 DAE 5 min Score: 0 Attempted: 0/5 Subscribe 1. . In casting shop portable grinder is used for operation (A) Fettling (B) Cutting (C) Finishing (D) None of themShow All Answers 2. . Tumbling barrel is used for cleaning of ------ casting (A) Small (B) Non-ferrous (C) Heavy (D) LargeShow All Answers 3. . Burnt sand is removed from casting surface with (A) Chisel (B) Grinder (C) Wire brush (D) Gas torchShow All Answers 4. . In shot blasting for cleaning the casting surface -------- is used. (A) Steel shots (B) Grit (C) Sand particles (D) AirShow All Answers 5. . The process in which sand is mixed with water and pushed by water pressure (A) Hydro blasting (B) Sand blasting (C) Shot blasting (D) TumblingShow All Answers