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A 40-lb suitcase slides from the rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of v_A = 13 ft/s and the coefficient of kinetic friction along AB is μk = 0.25. (a)  How long does it take to go from A to C? Express your answer to three significant figures and include the appropriate units.   (b)  Determine the point where it strikes the ground at C. Express your answer to three significant figures and include the appropriate units.

A 40-lb suitcase slides from the rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of v_A = 13 ft/s and the coefficient of kinetic friction along AB is μk = 0.25. (a)  How long does it take to go from A to C? Express your answer to three significant figures and include the appropriate units.   (b)  Determine the point where it strikes the ground at C. Express your answer to three significant figures and include the appropriate units.

Refrigeration and Air Conditioning Technology (MindTap Course List)
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter1: Heat, Temperature, And Pressure
Section: Chapter Questions
Problem 17RQ: Convert 22C to Fahrenheit.
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A 40-lb suitcase slides from the rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of v_A = 13 ft/s and the coefficient of kinetic friction along AB is μk = 0.25.

(a) 

How long does it take to go from A to C?
Express your answer to three significant figures and include the appropriate units.
 
(b) 
Determine the point where it strikes the ground at C.
Express your answer to three significant figures and include the appropriate units.
1 of 1 Figure A/ 20 ft 30° B 4 ft FR
Transcribed Image Text:1 of 1 Figure A/ 20 ft 30° B 4 ft FR
Expert Solution
Step 1

Given Data:

weight of the suitcase W=40 lbintial velocity vA=13 ft/scoefficient of kinetic friction along AB is μk=0.25

Mechanical Engineering homework question answer, step 1, image 1

Find:

(a) How long does it take to go from A to C?

(b) Determine the point where it strikes the ground at C.
 
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