Respuesta :

Answer:

2

Explanation:

İf system ideal ( no frictional force )

Fnet=m.a

20=10.a

a=2m/s2

The acceleration of the wagon pulled by the girl is 2m/s².

Given the data in the question;

  • Mass of wagon; [tex]m = 10kg[/tex]
  • Force applied; [tex]F = 20N[/tex]

Acceleration of wagon; [tex]a =\ ?[/tex]

To determine the acceleration of the wagon, we use the expression from the Newton's Second law of motion:

[tex]F = m * a[/tex]

Where m is mass and a is acceleration

We substitute our given values into the equation and solve for "a"

[tex]20N = 10kg * a\\\\20kg.m/s^2 = 10kg * a\\\\a = \frac{20kg.m/s^2}{10kg}\\\\a = 2m/s^2[/tex]

Therefore, the acceleration of the wagon pulled by the girl is 2m/s².

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