MCQOPTIONS
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				| 1. | 
                                    A weight-lifter raises weights with a mass of 200 kg from the ground to a height of 1.5 m, the increase in their G.P.E is | 
                            
| A. | 1962 J | 
| B. | 2940 J | 
| C. | 800 J | 
| D. | 1000 J | 
| Answer» C. 800 J | |