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QUESTION
a grindstome of radius 4m is initially spinning with an angular speed of 8 rad/s. Angular speed is the increased to 10 rad/2 over the next 4 seconds....
a grindstome of radius 4m is initially spinning with an angular speed of 8 rad/s. Angular speed is the increased to 10 rad/2 over the next 4 seconds. What is the average tangential speed at the edge of the grindstone during this time
