beninatikylee beninatikylee

26-04-2020
Physics

contestada

A stone is tied to a 0.85-meter cord. it is swung in a circle at a constant rate of 6.0 m/s. what is the centripetal acceleration of the stone?

42 m/s2
7.1 m/s2
0.14 m/s2
5.1 m/s2

Respuesta :

Chelboy Chelboy

10-05-2020

Answer:42.4m/s^2

Explanation:

Velocity(v)=6m/s

Radius(r)=0.85 meter

Centripetal acceleration=(v x v) ➗ r

Centripetal acceleration=(6 x 6) ➗ 0.85

Centripetal acceleration=36 ➗ 0.85

Centripetal acceleration=42.4

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