ellieshoobridge ellieshoobridge

10-04-2024
Physics

contestada

a car slows down with a deceleration of 4.5 meter/sec^2. for tires of diameter 70 cm, what is the angular acceleration of the tires as the car slows?

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MathPhys MathPhys

11-04-2024

Answer:

12.9 rad/s²

Explanation:

The angular acceleration is equal to the tangential acceleration divided by the radius.

α = a / r

α = (4.5 m/s²) / (0.35 m)

α = 12.9 rad/s²

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