lyndon3435 lyndon3435
  • 17-11-2020
  • Mathematics
contestada

A skateboarder starting from rest accelerates down a ramp at 2 m/s for 2 s. What is the final speed of the skateboarder

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Cathenna
Cathenna Cathenna
  • 17-11-2020

Initial speed of the skateboard (u) = 0 m/s (Starts from rest)

Acceleration of the skateboard (a) = 2 m/s²

Time taken by the skateboard (t) = 2s

By using equation of motion, we get:

[tex] \bf \longrightarrow v = u + at \\ \\ \rm \longrightarrow v = 0 + 2 \times 2 \\ \\ \rm \longrightarrow v = 4 \: m {s}^{ - 1} [/tex]

[tex] \therefore [/tex] Final speed of the skateboard(v) = 4 m/s

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