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? asked in Science & MathematicsPhysics · 2 weeks ago

Physics Help!?

Suppose the centripetal force acting on an object moving in a circle is equal to 10 N. If you double the radius of the circle, what must be the centripetal force needed to keep the object moving in a circle?

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  • Anonymous
    2 weeks ago

    F = m*V^2/r

    F' = m*V^2/2r

    F'/F = 2 ...provided the speed V is the same 

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