A Pickup Truck Is Moving at 25 M/s with a Toolbox

question 41

Short Answer

A pickup truck is moving at 25 m/s with a toolbox of mass m resting on the bed of the truck 2.5 m behind the cab.Suddenly the brakes are applied,causing the toolbox to slide,and the truck comes to a stop in 4.7 s.The coefficient of kinetic friction between the toolbox and the bed of the truck is 0.28.After the brakes are applied,how much time elapses before the toolbox strikes the cab?

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Definitions:

Inventory of Life Changes

A tool used to assess the amount of stress caused by changes in a person's life over a certain period of time.

Illusory Correlation

The perception of a relationship between two variables when no such relationship exists.

Transtheoretical Model

The stages we progress through during behavior change.

Theory of Planned Behavior

A psychological theory that predicts an individual's intention to engage in a behavior at a specific time and place, considering attitudes, subjective norms, and perceived behavioral control.