Asked by Kate
a skater holds her arms outstretched as she spins at 140 rpm. What is the speed of her hands if they are 125 cm apart?
Answers
Answered by
bobpursley
speed=wr=140r/m*2PIrad/rev*1min/60sec*1.25/2m
assuming the hands are equally spaced from the cneter of rotation
assuming the hands are equally spaced from the cneter of rotation
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