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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Question
NUMBER 8 only!!

Transcribed Image Text:(5,400X27.0m/s)
HP
27=6+a(6sec)
6a= 27
a2 4.5 m/s?
Power: FV
8. A 400 hp engine in a 1,600 kg car applies maximum force for 2 seconds to accelerate the car onto the
interstate. If the car moves at 8 m/s before accelerating, what is its speed after the 2 seconds of acceleration?
T15,800W +955
Vf 27m/s
t0sec
%3D
MasS= 16
Unit 4i_Practice Problems
Copyright © 2018 Georgia Public Broadcasting. All rights reserved. Use or distribution by an unintended recipient is prohibited.
W(60)
25/30
n work is done?
マニ
850098 J
oving it 4 m in 6 seconds, how much power does the force exert?
60 S
Tム= 300
6secenals
Power=
worlk= F,d
Pouere work
75 4=300J
tir
2018 Georgia Public Broadcasting. All right
P 30
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