ezto.mheducation.com C -: Fl l Liiiiiii,iiii,, M Question 6 - Chapter 4 Assignment- Co... N l';i 1 uljl ya irialalem Chapter 4 Assignment 0 Saved Help Save & Exit Submit Required information Part2 of3 A train is traveling south when the brakes are applied. It slows down with constant acceleration to a speed of 6.00 m/s in a time of 9.00 s. 0.96 points What is the acceleration of the train during the 9,00-5 interval if the train was traveling at 53.2 m/s? If the acceleration is toward north, enter a positive value. lfthe acceleration is toward south, enter a negative value. Skipped m/s2 eBook Hint Print References 0'? a ezto.mheducation.com C M Question 8 - Chapter 4 Assignment- Co... N i'a 1 5. 5'ljl ya Home Chapter 4 Assignment 0 Saved Help Save & Exit Submit 8o Required information ion In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.40 x 10'17 N during the first 320 cm of the tube's length; then they move at essentially constant velocity another 45.0 cm before hitting the screen. 0.96 points Find the speed ofthe electrons when they hit the screen. Skipped m/s eBook Hint Print References Next > 0'? a eztomheducationcom . >1 l Lilli] iii, M Question 23 - ChapterA Assignment - C... Chapter 4 Assignment 0 Saved Help Save & Exit Submit m 23 Required information Part3 0f6 You are designing a high-speed elevator for a new skyscraper. The elevator will have a mass limit of 2400 kg (including passengers). For passenger comfort, you choose the maximum ascent speed to be 18.0 m/s, the maximum descent speed to be 10.0 m/s, and the maximum acceleration magnitude to be 3.20 m/s2. Ignore friction. 0.96 points What is the minimum time it will take the elevator to ascend from the lobby to the observation deck, a vertical displacement of 640 m? References Next > 0'? a Hill ezto.mheducation.com C -: FiiLCiiCLCiL, M Question 26- ChapterdAssignmentC... N i';i 1 Sigiel lEi iiialalem Chapter 4 Assignment 0 Saved Help Save & Exit Submit 26o Part6 of6 You are designing a high-speed elevator for a new skyscraper. The elevator will have a mass limit of 2400 kg (including _ passengers). For passenger comfort, you choose the maximum ascent speed to be 18.0 m/s, the maximum descent speed to be 10.0 m/s, and the maximum acceleration magnitude to be 320 m/s2t Ignore friction. Required information What is the minimum time it will take the elevator to descend to the lobby from the observation deck, a vertical displacement of 640 m? References 0'? a