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4)A 25 kg block.moving at Vo=28m/s slides on a surface with friction. If the coefficient of kinetic friction is l=.08 over what distance dose it come to rest.

4)A 25 kg block.moving at Vo=28m/s slides on a surface with friction. If the coefficient of kinetic friction is l=.08 over what distance dose it come to rest.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1)A 50.0 kg mass is pulled along 25.0m on a floor with H=.10, as shown. Find the work force present. N=mg - Feine N=6o kg(9.8m/s2)) - 80Nsm(30) = 450N Frietionet w=f.ed w= (10/450N(25wm )w> (g0N)(25m).cos(ie = |25J F-00 ON 30.0 External Force w=td.cose Force Frietiou Porze -1732 .051 2)A 2200-kg car accelerates from 10m/s to 30m/s. What is the net work done by all forces that act on the car? 3)A 1800-kg car accelerates over a distance of 120m due to a net force of 4200N. If its initial speed was 40km/h, what is its final speed. 4)A 25 kg block moving at Vo=28m/s slides on a surface with friction. If the coefficient of kinetic friction is l=.08 over what distance dose it come to rest.
Transcribed Image Text:1)A 50.0 kg mass is pulled along 25.0m on a floor with H=.10, as shown. Find the work force present. N=mg - Feine N=6o kg(9.8m/s2)) - 80Nsm(30) = 450N Frietionet w=f.ed w= (10/450N(25wm )w> (g0N)(25m).cos(ie = |25J F-00 ON 30.0 External Force w=td.cose Force Frietiou Porze -1732 .051 2)A 2200-kg car accelerates from 10m/s to 30m/s. What is the net work done by all forces that act on the car? 3)A 1800-kg car accelerates over a distance of 120m due to a net force of 4200N. If its initial speed was 40km/h, what is its final speed. 4)A 25 kg block moving at Vo=28m/s slides on a surface with friction. If the coefficient of kinetic friction is l=.08 over what distance dose it come to rest.
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