 
			 
			MCQOPTIONS
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				| 1. | A piston of mass 2 kg is lowered by 0.5 m. Find the work involved in the process. | 
| A. | 7.805 J | 
| B. | 8.805 J | 
| C. | 9.805 J | 
| D. | 10.805 J | 
| Answer» D. 10.805 J | |