20–49. At the instant shown, the backhoe is travelingforward at a constant speed vo = 2 ft/s, and the boom ABCis rotating about the z axis with an angular velocityw, = 0.8 rad/s and an angular acceleration ở, = 1.30 rad/s.At this same instant the boom is rotating with w = 3 rad/swhen on = 2 rad/s², both measured relative to the frame.Determine the velocity and acceleration of point P on thebucket at this instant.w = 3 rad/swz = 2 rad/sW = 0.8 rad/swi = 1.30 rad/s²vo2 ft/s2 ftC4 ft15 fí

Write the given data in vector form: ω1=0.8 k^ rad/sω1.=1.3 k^ rad/s2rA=2i^-4j^ ftω2=ωP/A=-3 j^…

Answered: 20–49. At the instant shown, the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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The disk with radius r = 0.09 m is rotating at a constant angular velocity of ω = 0.9 rad/s (counterclockwise) about the fixed pin support at O. For the instant shown, find the relative acceleration component (aB/A)n, where (aB/A)n = {(ax)i+(ay)j} m/s2. Choose the correct answer: a) ax=-0.292; ay=-0.0729 b) ax=0.786; ay=0.196 c) ax=0.292; ay=0.0729 d) ax=0.0182; ay=0.00349 e) ax=-0.786; ay=-0.196
The hoop is cast on the rough surface such that it has an angular velocity w = 3 rad/s and an angular acceleration a = 5 rad/s2. Also, its center has a velocity of vo = 5 m/s and a deceleration ao = 2 m/s2. Determine the magnitude of the acceleration of point B and its direction angle measured CCW from the x positive axis. L. AY ao vo 45° 0.3 m Select one: O A. aB = 9.29 m/s2; and 0 = 151.34° O B. aB 6.86 m/s; and 0 = 160.12° O C. aB = 5.04 m/s2: and0= 170.31° OD. ap = 7.81 m/s2; and 0= 162.62° 1:08 PM O 4)) G ENG 4/17/2021

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