MCQOPTIONS
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				| 1. | 
                                    In a CNC program block, N002 GO2 G91 X40 Z40 ,GO2 and G91 refer to | 
                            
| A. | circular interpolation in counterclockwise direction and incremental dimension | 
| B. | circular interpolation in counterclockwise direction and absolute dimension | 
| C. | circular interpolation in clockwise direction and incremental dimension | 
| D. | circular interpolation in clockwise direction and absolute dimension | 
| Answer» D. circular interpolation in clockwise direction and absolute dimension | |