MCQOPTIONS
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				| 1. | 
                                    The rear furrow wheel in a tractor mounted disc plough is provided to | 
                            
| A. | reduce the frictional power loss | 
| B. | maintain the uniform depth of cut | 
| C. | reduce the side draft | 
| D. | improve the penetration of the plough | 
| Answer» D. improve the penetration of the plough | |