brookeenn3619 brookeenn3619
  • 13-01-2020
  • Physics
contestada

Determine whether the equation x=vt2+2at could possibly be correct according to a dimensional check.

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MechEngineer
MechEngineer MechEngineer
  • 14-01-2020

Answer:

not possibly correct

Explanation:

Dimensional check:

On the left side:

x (m)

On the right side:

[tex]vt^2 = m/s * s^2 = ms[/tex]

[tex]2at = m/s^2 * s = m/s[/tex]

Since it's not possible to add ms to m/s, the equation

[tex]x = vt^2 + 2at[/tex]

would not be possibly correct

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