A pickup truck with a mass of 980 kg is initially at rest. The truck accelerates to a speed of 95 km/hr within a distance of 60 meters.  a) What is the direction and size of the force that acts on the truck? b) If the truck were carrying a load of 200 kg, what new force would be required to achieve the same acceleration?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter5: More Applications Of Newton’s Laws
Section: Chapter Questions
Problem 10OQ: A large crate of mass m is placed on the flatbed of a truck but not tied down. As the truck...
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A pickup truck with a mass of 980 kg is initially at rest. The truck accelerates to a speed of 95 km/hr within a distance of 60 meters. 

a) What is the direction and size of the force that acts on the truck?

b) If the truck were carrying a load of 200 kg, what new force would be required to achieve the same acceleration?

 

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