Ball threw vertically from 12 m levels in an elevator shaft with an initial velocity of 18 m/sec. At same instant, the open platform elevator passes the 7 m level moving upward at 2.5 m/sec as shown in the figure below. Find the relative velocity of the ball and elevator at contact. (Use the kinematic equation of particles) t=t to = 18 m/s t = 0 a--9.81 m/s YB Yo 12 m O a. -19.43 m/sec O b. -19.81 m/sec O C. -18.39 m/sec O d. -18.89 m/sec

Ball threw vertically from 12 m levels in an elevator shaft with an initial velocity of 18 m/sec. At same instant, the open platform elevator passes the 7 m level moving upward at 2.5 m/sec as shown in the figure below. Find the relative velocity of the ball and elevator at contact. (Use the kinematic equation of particles) t=t to = 18 m/s t = 0 a--9.81 m/s YB Yo 12 m O a. -19.43 m/sec O b. -19.81 m/sec O C. -18.39 m/sec O d. -18.89 m/sec

Name: Ball threw vertically from 12 m levels in anelevator shaft with an in
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Description: Ball threw vertically from 12 m levels in anelevator shaft with an initial velocity of 18m/sec. At same instant, the open platformelevator passes the 7 m level moving upwardat 2.5 m/sec as shown in the figure below.Find the relative velocity of the

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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