What is the Shelf life of mould ? (i) 6 months minimum. (ii) 8 months minimum (iii) 9 months minimum* (iv) 12 months minimum Answer : (iii) 9 months minimum*...
What is the Life of luting sand ? (i) No defined * (ii) 6 months (iii) 9 months Answer : (i) No defined *...
Life of Portion mainly depend upon? (i) Quality of packing (ii) Storage condition (iii) Quality of packing and storage condition.* (iv) Ingredients of portions Answer : (iii) Quality of packing and storage condition.*...
Type of competency certificate issued after TW-1 course? (i) Competency for two years (ii) Provisional competency.* (iii) Competency for six months (iv) Competency to do welding independently Answer : (ii) Provisional competency.*...
DFWR weld shall be replaced. (i) Within 2 months of detection. (ii) Within 1 year of detection. (iii) Within 3 months of detection.* (iv) after 3 days of detection. Answer : (iii) Within 3 months of detection.*...
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