PHSX 114 - Homework #8

PHSX 114 - Homework #8 - Number Units Question 3(2 points A...

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PHSX 114 – HOMEWORK #8 Question 1: (1 point) Suppose that you are standing on a train accelerating at 0.16 g. What minimum coefficient of static friction must exist between your feet and the floor if you are not to slide? Enter scientific notation as 1.23E4. Enter only numbers in your answer. (Do not include units.) Number Question 2: (2 points) The coefficient of static friction between hard rubber and normal street pavement is about 0.8. On how steep a hill (maximum angle) can you leave a car parked?
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Unformatted text preview: Number Units Question 3: (2 points) A flatbed truck carrying a heavy crate is moving in the forward direction. The coefficient of static friction between the crate and the bed of the truck is 0.57. What is the maximum rate at which the driver can decelerate and still avoid having the crate slide against the cab? Enter only numbers in your answer. (Do not include units.) m/s 2 * HINT: The "rate of deceleration" should be negative....
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This note was uploaded on 04/09/2008 for the course PHSX 114 taught by Professor Davis during the Spring '08 term at Kansas.

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