The 5 meter long beam AE is being lowered by means of two overheard cables. At the instant shown, it is known that the velocity of point D I 1 m/s downward and the velocity of point E is 1.5 m/s downward. A B DE -1.5 m 1.5m- -2 m -1.5 m 1.5m Determine: (a) the instantaneous center of rotation of the beam (b) the velocity of point A. ANS. A) X = 4.5 m B) VA = 0.1657 m/s с x-1.5 X 日

The 5 meter long beam AE is being lowered by means of two overheard cables. At the instant shown, it is known that the velocity of point D I 1 m/s downward and the velocity of point E is 1.5 m/s downward. A B DE -1.5 m 1.5m- -2 m -1.5 m 1.5m Determine: (a) the instantaneous center of rotation of the beam (b) the velocity of point A. ANS. A) X = 4.5 m B) VA = 0.1657 m/s с x-1.5 X 日

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.47P: A rifle at A is fired at a target at B. If the speed of the bullet is 1400 ft/s, determine the...

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