Answer to Question #141971 in Mechanics | Relativity for Elias

Mechanics | Relativity

Question #141971

A truck moving at 25 m/s south accelerates to 15 m/s south in 2.5 s. What is its acceleration?

Expert's answer

Solution

Acceleration is given by following equation of motion

"a=\\frac{v-u}{t}"

Putting u and v and t value

"a=\\frac{25-15}{2.5}=0.4" m/sec²

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