A Matlab X Yuan Xu X PHYS 21 XME Masterin Mastering x https:// session.mastering

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A Matlab X Yuan Xu X PHYS 21 XME Masterin Mastering x https:// session.masteringphysics.com/ myct/itemView? assignmentProblemID-62822338 Physics 211 SUMMER 2016 Mechanics Chapt 4 Kinematics 2D (Mandatory) Problem 4.49 Problem 4.49 Part A Sand moves without slipping at 6.0 m/s down a conveyer that is What is the horizontal distance d between the conveyer belt and the pipe? tilted at 150. The sand enters a pipe h 2.9 m below the end of Express your answer to two significant figures and include the appropriate units the conveyer belt, as shown in the figure (Figure 1) d Value Units Submit My Answers Give Up of 1 Figure 1 6 m/s 15 Signed in as Eisa Al-Ali Help Close Resources D previous l 6 of 14 l next Provide Feedback Continue

Explanation / Answer

initial velocity is 15 degree below the horizontal,

In vertical,

uy = 6 sin15 = 1.55 m/s

and y = 2.9m

and ay = 9.8 m/s^2

using y = uy*t +ay*t^2/2

2.9 = 1.55t + 4.9t^2

t = 0.627 sec

so d = ux *t   = 6cos15 * 0.627 = 3.63 m

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