cristobalnogued cristobalnogued

17-12-2019
Physics

contestada

A truck traveling with an initial velocity of 44.1 m/s comes to a stop in 15.91 secs. What is the
acceleration of the truck?

Respuesta :

Ellen67 Ellen67

17-12-2019

Answer:

a=-2.77 m/s^2

Explanation:

Assuming constant acceleration,

v=at + v_0

where v_0 is the initial velocity.

At rest, v=0, so

0=at+v_0

So solving the equation for a:

a=(-v_0)/t

Inserting the numbers yields

a=-2.77 m/s^2

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