a) Find the work done by friction between x=O and x = 4m b) Find the work done by the force F between x = 0 and x = 4m c) If the applied force F is a variable force of the form F= ax where a is a contant and x is the position, find the constant a.
a) Find the work done by friction between x=O and x = 4m b) Find the work done by the force F between x = 0 and x = 4m c) If the applied force F is a variable force of the form F= ax where a is a contant and x is the position, find the constant a.
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter1: Introduction: The Nature Of Science And Physics
Section: Chapter Questions
Problem 20PE: (a) A person's blood pressure is measured to be 1202 mm Hg. What is its percent uncertainty? (b)...
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Question
A block of mass m=2kg is being pulled by a
force F on a rough surface of coefficient of
friction =0.5 Vo=10m/s is the speed at x
=0 and v=6m/s is the speed at x = 4m
a) Find the work done by friction between x=O and x = 4m
b) Find the work done by the force F between x = 0 and x = 4m
c) If the applied force F is a variable force of
the form F= ax where a is a contant and x
is the position, find the constant a.
Transcribed Image Text:0='A
F m
d
otε=0
971
m
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