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A boat's initial velocity is 30 m/s. After 2.5 seconds, its velocity
is 5 m/s. What is the boat's rate of acceleration?
a -10 m/s
b 27 m/s
C 5 m/s2
d 20 m/s4

Respuesta :

VirαtKσhli

Answer:

-10 m/s²

Explanation:

We know ,

  • Rate of change of velocity is called acceleration .

[tex]\longrightarrow [/tex] Acclⁿ = v - u / t

[tex]\longrightarrow [/tex] Acclⁿ = (5-30) / 2.5 m/s²

[tex]\longrightarrow [/tex] Acclⁿ = -25/2.5 m/s²

[tex]\longrightarrow [/tex] Acclⁿ = -10 m/s²

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