The 8.1-ft steel beam is being hoisted from its horizontal position by the two cables attached at A and B. If the initial angular accelerations are a₁ = 0.51 rad/sec² and 0₂-0.35 rad/sec², determine the initial values of (a) the angular acceleration a (positive if counterclockwise, negative if clockwise) of the beam, (b) the acceleration of point C (positive if up, negative if down), and (c) the distance d (positive if to the right, negative if to the left) from A to the point on the centerline of the beam which has zero acceleration. 15" 2.7' Answers: (a) a= (b) ac= (c) d= α1 i IN IM 2.7' B 15" 2.7' C rad/sec² ft/sec² ft

The 8.1-ft steel beam is being hoisted from its horizontal position by the two cables attached at A and B. If the initial angular accelerations are a₁ = 0.51 rad/sec² and 0₂-0.35 rad/sec², determine the initial values of (a) the angular acceleration a (positive if counterclockwise, negative if clockwise) of the beam, (b) the acceleration of point C (positive if up, negative if down), and (c) the distance d (positive if to the right, negative if to the left) from A to the point on the centerline of the beam which has zero acceleration. 15" 2.7' Answers: (a) a= (b) ac= (c) d= α1 i IN IM 2.7' B 15" 2.7' C rad/sec² ft/sec² ft

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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