Answered: A 3 kg object moves along an x axis…

A 3 kg object moves along an x axis according to x (t) = 9 + 8 t + 7 t 2 +9 t 3, with x in meters and t in seconds. In unit-vector notation, what is the net force acting on the object at t =4 s?

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter3: Vectors

Section: Chapter Questions

Problem 7P: A force F1 of magnitude 6.00 units acts on an object at the origin in a direction = 30.0 above the...

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

A 3 kg object moves along an x axis according to x (t) = 9 + 8 t + 7 t ² +9 t ³, with x in meters and t in seconds. In unit-vector notation, what is the net force acting on the object at t =4 s?

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Write the equation for net for vector at t=4s.

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