An ancient and deadly weapon, a sling consists of two braided cords, each about half an arm???s length long, attached to a leather pocket. The pocket is loaded with a projectile made of lead, carved rock, or clay and made to swing in a vertical circle as shown in Figure P5.64. The projectile is released by letting go of one end of the cord.?

(a) If a Roman soldier can swing the sling at a rate of 7.5 rotations per second, what is the maximum range of his 100-g projectile? (Ignore air drag.)?

(b) What is the maximum tension in each cord during the rotation?

Figure P5.64

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