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15 kg Box experiences too hard auto forces on a frictionless surface as shown below. What is the objects acceleration? Use a positive negative sign to indicate the direction.

15 kg Box experiences too hard auto forces on a frictionless surface as shown below What is the objects acceleration Use a positive negative sign to indicate th class=

Respuesta :

We need to analyze the system

[tex]-35+25=ma[/tex]

where m is the mass of the box

m=15kg

[tex]-35+25=15a[/tex]

then we can isolate the acceleration

[tex]a=\frac{-35+25}{15}=-0.67\text{ }\frac{m}{s^2}[/tex]

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