10 IA ideas using a ruler

IB Physics: 10 IA ideas using a ruler

1. Twanging (1)Clamp the ruler to the edge of a table and twang it (pull it down and release it).What is the relationship between the frequency and length?Assuming the ruler behaves like an oscillating spring leads to a predicted relationship. As the ruler gets shorter it"s "spring constant" gets bigger but its mass gets smaller. The frequency could be measured from the sound it emits or by using a guitar pick up. Can...

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