Late tapping will cause defect of? (i) Lack of fusion (Heat losses)* (ii) Piping defect (iii) kidney defect (iv) All above are correct Answer : (i) Lack of fusion (Heat losses)*...
Defect of lack of fusion is mainly due to? (i) Improper heating.* (ii) Improper Gap (iii) Improper grinding (iv) None of above Answer : (i) Improper heating.*...
Early tapping will cause defect of? (i) No defect (ii) Inclusion of slag* (iii) Inclusion of aluminium (iv) Inclusion of ferrou Answer : (ii) Inclusion of slag*...
What will happen if slag is not used above the layer of asbestos powder? (i) Auto tapping* (ii) High welding (iii) Low welding (iv) Nothing will happen Answer : (i) Auto tapping*...
Defect of Blow holes is due to? (i) Slag (ii) Moisture* (iii) Lack of heating (iv) Extra heating Answer : (ii) Moisture*...
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