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###### 20) A uniform sphere of mass 1 kg and radius 5 cm is welded to the end of a thin uniform rod of length 50 cm and mass 0.5 kg, as shown in the figure below. The sphere/rod system will balance horizontally on a knife edge placed a distance x from the left end of the rod: What is x?5 cmA 25 cm B. 45 cm C 40 cm D. 48 cm E. 52 cm50 cm

20) A uniform sphere of mass 1 kg and radius 5 cm is welded to the end of a thin uniform rod of length 50 cm and mass 0.5 kg, as shown in the figure below. The sphere/rod system will balance horizontally on a knife edge placed a distance x from the left end of the rod: What is x? 5 cm A 25 cm B. 45 cm C 40 cm D. 48 cm E. 52 cm 50 cm

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