Calculating Final Velocity of a Truck Under Braking

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SUMMARY

The discussion focuses on calculating the final velocity of a truck with a mass of 2.00 x 103 kg, initially traveling at 72.0 km/h, after experiencing a braking force of 1.00 x 104 N for 0.800 seconds. The problem requires applying Newton's second law and kinematic equations to determine the final velocity. Participants emphasize the importance of showing prior attempts at solving the problem to receive assistance, adhering to forum guidelines.

PREREQUISITES
  • Understanding of Newton's second law of motion
  • Familiarity with kinematic equations
  • Basic knowledge of unit conversions (km/h to m/s)
  • Ability to perform calculations involving force, mass, and acceleration
NEXT STEPS
  • Learn how to convert velocity from km/h to m/s
  • Study the application of Newton's second law in practical scenarios
  • Explore kinematic equations for uniformly accelerated motion
  • Practice solving similar physics problems involving forces and motion
USEFUL FOR

This discussion is beneficial for physics students, educators, and anyone interested in understanding the dynamics of motion and braking forces in vehicles.

Michaela H
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Homework Statement


a small truck of mass 2.00*10^3 kg traveling at 72.0km/h experiences a force of 1.00*10^4 N for 0.800 s, when the brakes are applied. What is the final velocity?


Homework Equations




The Attempt at a Solution

 
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Michaela H said:

Homework Statement


a small truck of mass 2.00*10^3 kg traveling at 72.0km/h experiences a force of 1.00*10^4 N for 0.800 s, when the brakes are applied. What is the final velocity?

Homework Equations



The Attempt at a Solution

Hello Michaela H. Welcome to PF !

What have you tried?

Where are you stuck?

According to the rules for Homework Help in this Forum:
...
NOTE: You MUST show that you have attempted to answer your question in order to receive help.
...

On helping with questions: Any and all assistance given to homework assignments or textbook style exercises should be given only after the questioner has shown some effort in solving the problem. If no attempt is made then the questioner should be asked to provide one before any assistance is given.​
So we need to see some effort by you before we can help.
 

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