Head of closing pin is covered with (i) Asbestos powder (ii) Slag Powder (iii) Asbestos powder than slag* (iv) None of aboveove Answer : iii) Asbestos powder than slag*...
In AT welding process what is the role of asbestos powder & slag ? (i) To separate closing pin from portion* (ii) To hold the portion (iii) Both above are correct (iv) None of the above Answer : (i) To separate closing pin from portion*...
In AT welding process what is the role of closing pin ? (i) To hold the portion before melt (ii) To hold the asbestos powder & slag (iii) Both above are correct* (iv) None of the above Answer : (iii) Both above are correct*...
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*...
How many nos. of sleepers should be loosened either side of the proposed weld? (i) 3 sleepers (ii) 5 sleepers.* (iii) 2 sleepers (iv) 4 sleepers Answer : (ii) 5 sleepers....
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