Optional Practical: Spinning stopper (copy)

IB Physics: Optional Practical: Spinning stopper (copy)

In this practical you are going to spin a rubber stopper on the end of a string. The string is passed through a tube and mass is attached to the other end (as in the diagram below), this will provide the tension in the string that will cause the stopper to move in a circle. Try swinging the stopper in a circle by holding the tube vertically, don"t hold the string but allow the hanging mass to provide the tension. After...

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