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| -------------------------------------------------- | So to build a sling. It is extremely simple a weapons grade sling or any grade sling. All one needs is: -cord (rope, hemp, string, yarn) -pouch material (leather, jeans, cord So to begin:
That is it! the sling is now built! your sling should look similar to this one: |
Now is where F=ma comes in. The force that we are going to be exerting on the rock will be a rotational force. The cord must be chosen correctly so that the tension doesn't exceed the strength of the cord. The point of greatest weakness on a throw is at the bottom where the tension force is aligned with the gravitational force. |
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