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silas asked in Science & MathematicsPhysics · 5 months ago

physics help ?

According to the Guinness Book of World

Records (1990 edition, p. 169), the highest

rotary speed ever attained was 2010 m/s (4500

mph). The rotating rod was 15.3 cm (6 in)

long. Assume the speed quoted is that of the

end of the rod.

What is the centripetal acceleration of the

end of the rod?

Answer in units of m/s

2

If you were to attach a(n) 2.29 g object to the

end of the rod, what force would be needed to

hold it on the rod?

What is the period of rotation of the rod?

Answer in units of s.

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