MCQOPTIONS
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				| 1. | 
                                    In D.C. welding, the straight polarity (electrode negative) results in: | 
                            
| A. | Lower penetration | 
| B. | Lower deposition rate | 
| C. | Less heating of work piece | 
| D. | Smaller weld pool | 
| Answer» C. Less heating of work piece | |