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6. If open circuit voltage is 60 volt and short circuit current is 20 amperes. Then determine voltage required for welding if current required during welding is 10 amperes?


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7. Weld pass is associated with movement of ______


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8. The oil substances are removed from interface by using which of following organic solvent?


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9. When two insoluble materials such as iron and silver are supposed to join, which of following joining process is used?


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10. What is only difference between Plasma arc welding and TIG welding?


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11. Nearest deviation between hole and shaft from basic value is known as


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12. Minimum material limit of hole is


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13. In an assembly of hole and shaft, smallest shaft was having diameter of 49.98 mm and largest hole was having diameter of 50.14 mm. Maximum clearance in mm will be


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14. If total efficiency is 0.35 in arc welding. Then what is welding speed in mm/sec if cross-sectional area is 5mm2, welding power is 2 kW and heat required in melting metal is 100 J/mm3.


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15. The portion at which two workpieces are at nearest distance is called?


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Topics

This Chapter consists of the following topics

Metrology

Welding

Fusion-Welding Processes and Unconventional Welding Methods

If open circuit voltage is 60 volt and short circuit current is 20 amperes. Then determine voltage required for welding if current required during welding is 10 amperes?

;

Weld pass is associated with movement of ______

;

The oil substances are removed from interface by using which of following organic solvent?

;

When two insoluble materials such as iron and silver are supposed to join, which of following joining process is used?

;

What is only difference between Plasma arc welding and TIG welding?

;

Nearest deviation between hole and shaft from basic value is known as

;

Minimum material limit of hole is

;

In an assembly of hole and shaft, smallest shaft was having diameter of 49.98 mm and largest hole was having diameter of 50.14 mm. Maximum clearance in mm will be

;

If total efficiency is 0.35 in arc welding. Then what is welding speed in mm/sec if cross-sectional area is 5mm2, welding power is 2 kW and heat required in melting metal is 100 J/mm3.

;

The portion at which two workpieces are at nearest distance is called?

;