A 40-kg mass on the end of a string rotates in a circular
A 4.0-kg mass on the end of a string rotates in a circular motion on a horizontal frictionless table. The mass has a constant speed of 2.0 m/s and the radius of the circle is 0.80 m. What is the magnitude of the resultant force acting on the mass?
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a 40-kg mass on the end of a string rotates in a circular motion on a horizontal frictionless table the mass has a
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