Say you want to make a sling by swinging a mass m of 1.9 kg in a horizontal circle of radius 0.042 m, using a string of length 0.042 m. you wish the mass to have a kinetic energy of 15.0 joules when released. how strong will the string need to be? (how much tension will there be in the string? )
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Say you want to make a sling by swinging a mass m of 1.9 kg in a horizontal circle of radius 0.042 m...
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