1. The angular displacement of the robotic arm of Figure 1 is programmed according to the relationship 0 = (1/t)(sin nt), where e and t are expressed in radians and seconds, respectively. Simultaneously, the arm is programmed to extend so that the distance to A follows the relationship r= 4(1+e"), where r and t are expressed in feet and seconds, respectively. When t = 1.5 s, determine (a) the velocity of point A, (b) the acceleration of point A. A Figuro

1. The angular displacement of the robotic arm of Figure 1 is programmed according to the relationship 0 = (1/t)(sin nt), where e and t are expressed in radians and seconds, respectively. Simultaneously, the arm is programmed to extend so that the distance to A follows the relationship r= 4(1+e"), where r and t are expressed in feet and seconds, respectively. When t = 1.5 s, determine (a) the velocity of point A, (b) the acceleration of point A. A Figuro

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter10: Force And Force-related Variables In Engineering

Section: Chapter Questions

Problem 28P

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