What diameter has the tip of the second hand with 100milhr, Ask an Expert

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1. what diameter has the tip of the second hand with 100mil/hr tangential speed?

2. what diameter has the tip of the minute hand with 100mil/hr tangential?

3. what diameter has the tip of the hour hand with 100mil/hr tangential speed?

4. if a 10 inch wide top is spinning at 300 RPM what is the tangential speed at the widest part?

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