3. The T-shaped body rotates about a horizontal axis through point O. At the instant represented, its angular velocity is w = 4 rad/s, and its angular acceleration is a = 12 rad/s² in the directions shown. Find the velocity and acceleration of point A and point B. Express your answer in 0.4 m 30 terms of the n and t axes shown. Ans: A: va = 1.6 u m/s; aa = -4.8 u, + ? u, m/s² B: VB = ? u, + 0.4 u, m/s; as = ? u, + 5.2 u, m/s² Note: Because these n-t axes set for A so vâ has a n component! 0.1 m 0.1 m

3. The T-shaped body rotates about a horizontal axis through point O. At the instant represented, its angular velocity is w = 4 rad/s, and its angular acceleration is a = 12 rad/s² in the directions shown. Find the velocity and acceleration of point A and point B. Express your answer in 0.4 m 30 terms of the n and t axes shown. Ans: A: va = 1.6 u m/s; aa = -4.8 u, + ? u, m/s² B: VB = ? u, + 0.4 u, m/s; as = ? u, + 5.2 u, m/s² Note: Because these n-t axes set for A so vâ has a n component! 0.1 m 0.1 m

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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