The assembly shown in the figure is made up of a disk, a bar, and asphere. Disk A is pinned at O and has a weight of 18.0 lb. The 1-ftrod, weighing 2.7 lb, and the 1-ft-diameter sphere, weighing 11.5lb, are welded to the disk as shown.-1 ft-1 ft--2 ft-Awwwk = 4 lb/ftIf the spring is initially deformed 0.9 ft and the ball is releasedfrom rest in the position shown, determine the angular velocityof the assembly when it has rotated 45°. Express the answer inrad/s.

Given Weight of disk = 18 lb Weight of bar = 2.7 lb Weight of sphere= 11.5 lb

The assembly shown in the figure is made up of a disk, a bar, and a sphere. Disk A is pinned at O and has a weight of 18.0 lb. The 1-ft rod, weighing 2.7 lb, and the 1-ft-diameter sphere, weighing 11.5 lb, are welded to the disk as shown. -1 ft-1 ft- ft p -2 ft- A k = 4 lb/ft If the spring is initially deformed 0.9 ft and the ball is released from rest in the position shown, determine the angular velocity of the assembly when it has rotated 45°. Express the answer in rad/s.

The assembly shown in the figure is made up of a disk, a bar, and a sphere. Disk A is pinned at O and has a weight of 18.0 lb. The 1-ft rod, weighing 2.7 lb, and the 1-ft-diameter sphere, weighing 11.5 lb, are welded to the disk as shown. -1 ft-1 ft- ft p -2 ft- A k = 4 lb/ft If the spring is initially deformed 0.9 ft and the ball is released from rest in the position shown, determine the angular velocity of the assembly when it has rotated 45°. Express the answer in rad/s.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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