Suppose a yo-yo has a center shaft that has a 0.232 cm radius and that its string is being pulled. If the string is stationary and the yo-yo accelerates away from it at a rate of 1.50 m/s 2, what is the angular acceleration of the yo-yo?

Question

Physics

Linnea

2 March, 09:13

Suppose a yo-yo has a center shaft that has a 0.232 cm radius and that its string is being pulled. If the string is stationary and the yo-yo accelerates away from it at a rate of 1.50 m/s 2, what is the angular acceleration of the yo-yo?

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Answers (1)

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Lilianna Smith · Answer 1

A = Ar

a = linear acceleration of yo-yo, A = angular acceleration, r = radius of yo-yo

Given values:

a = 1.50m/s^2

r = 0.232x10^-2 m

Plug in and solve for A:

1.50 = A (0.232x10^-2)

A = 647rad/s^2