A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to?

A. Prop him up if he falls
B. Spread out his weight and reduce the pressure on the rope
C. Add extra weight to keep the rope tightly stretched
D. To keep the Center of gravity always above vertically above the rope

Right Answer: To keep the Center of gravity always above vertically above the rope

February 19, 2018   Asghar Khan    Everyday Science  
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