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a ball tied to a string is rotating in a horizontal circle with a radius 1.5 m and angular speed 3.5rad/s.calculate it's centripetal acceleration?​
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32 votes
a ball tied to a string is rotating in a horizontal circle with a radius 1.5 m and angular speed 3.5rad/s.calculate it's centripetal acceleration?​

User David Kuhta
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1 Answer

12 votes
12 votes

Answer:

ac = ω²R = 3.5²(1.5) = 18.375 ≈ 18 m/s²

User Michael Dillon
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