Engineering Online MCQ Number 0316 – online study, assignment and exam

Multiple choice question for engineering Set 1 1. Which of the following is not a refractory sand? a) Olivine b) Silica Sand c) Dolomite d) Barium Chloride [learn_more caption=”View Answer”]Answer: d [Reason:] Among the following, Barium Chloride is not a refractory sand, as it is counted under foundry fluxes, whereas all remaining sands are refractory…

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