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A stone tied to the end of a string is swung with a constant speed around a horizontal circle with a radius of 1.5m. It makes two complete revolutions each second. what is its acceleration?

Respuesta :

in order to answer this question, you need to complete this formula :

a = r. w^2

a = 1.5 [(4). (3.14)] ^2 

= 236.6304 m^2

Hope this helps

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