13-87. The path of motion of a 5-lb particle in the horizontal plane is described in terms of polar coordinates as r= (2t + 1) ft and 0 (0.5t2 seconds. Determine the magnitude of the unbalanced force acting on the particle whent = 2 s. t) rad, where t is in %3D %3D

13-87. The path of motion of a 5-lb particle in the horizontal plane is described in terms of polar coordinates as r= (2t + 1) ft and 0 (0.5t2 seconds. Determine the magnitude of the unbalanced force acting on the particle whent = 2 s. t) rad, where t is in %3D %3D

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

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Specifically a dynamics problem. Please see in pic below

Hint: Answer is 1.60 lb.

13-87. The path of motion of a 5-lb particle in the
horizontal plane is described in terms of polar coordinates
as r= (2t + 1) ft and 0 (0.5t2
seconds. Determine the magnitude of the unbalanced force
acting on the particle whent = 2 s.
t) rad, where t is in
%3D
%3D

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