The boom OAB pivots about point O, while section AB simultaneously extends from within section OA. Determine the velocity andacceleration of the center B of the pulley for the following conditions: 0 = 16°, 0 = 2 deg/sec, Ô = 7 deg/sec?,1 = 11 ft, 1 = 2.1 ft/sec, i =-3.9 ft/sec?. The quantities i and i are the first and second time derivatives, respectively, of the length I of section AB. Express youranswers as vectors in the e, and ee directions.B28'AAnswers:VB = ( i%3De, +eə) ft/secав(ie, +eg) ft/sec2

Given data: θ = 16 degθ˙ = 2 deg/sec = 0.0349 rad/sθ¨ = 7 deg/sec^2 = 0.122 rad/s2 l = 11 ft,l˙ =…

The boom OAB pivots about point O, while section AB simultaneously extends from within section OA. Determine the velocity and acceleration of the center B of the pulley for the following conditions: 0 = 16°, 0 = 2 deg/sec, Ö = 7 deg/sec?, 1 = 11 ft, 1 = 2.1 ft/sec, i = -3.9 ft/sec?. The quantities i and i are the first and second time derivatives, respectively, of the length l of section AB. Express your answers as vectors in the e, and e directions. 28' A Answers: VB = ( i е, + i eg) ft/sec ag = (i е, + i eg) ft/sec2

The boom OAB pivots about point O, while section AB simultaneously extends from within section OA. Determine the velocity and acceleration of the center B of the pulley for the following conditions: 0 = 16°, 0 = 2 deg/sec, Ö = 7 deg/sec?, 1 = 11 ft, 1 = 2.1 ft/sec, i = -3.9 ft/sec?. The quantities i and i are the first and second time derivatives, respectively, of the length l of section AB. Express your answers as vectors in the e, and e directions. 28' A Answers: VB = ( i е, + i eg) ft/sec ag = (i е, + i eg) ft/sec2

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

See similar textbooks

Similar questions

Subject : mechanical engineering
5/7 The rectangular plate is rotating about its corner axis through O with a constant angular velocity = 10 rad/s. Determine the magnitudes of the velocity v and acceleration a of the corner A by (a) using the scalar relations and (b) using the vector relations. 400 mm 300 mm 2 Problem 5/7 B
Kindly graph the vector and acceleration
Determine the velocity of rod R for 0 T/2 rad in the cam C if the cam rotates with a constant angular velocity w = 10 rad/s . The pin connection at O does not cause an interference with the motion of A on C. Enter the velocity of R in m/s in the box below. Assume positive to the left, as shown in the figure. ri = 1 m, r2 = 0.15 m. Enter the answer in m/s in the box below. C www R
The hydraulic cylinder gives pin A a constant velocity v = 3.1 m/s along its axis for an interval of motion and, in turn, causes the slotted arm to rotate about O. Determine the values of r, r, and for the instant when 0 = 27°. (Hint: Recognize that all acceleration components are zero when the velocity is constant.) Answers: r = 7 = ÿ = i i 37 310 mm- m/s m/s² rad/s²
Write the vector expression for the acceleration a of the mass center G of the simple pendulum in both n-t and x-y coordinates for the instant when 0 = 57° if 0 = 2.31 rad/sec and 0 = 4.475 rad/sec². Answers: a = ( a = ( i i 4.5' 8 en + i+ i i et) ft/sec² j) ft/sec²
The boom OAB pivots about point O, while section AB simultaneously extends from within section OA. Determine the velocity and acceleration of the center B of the pulley for the following conditions: 0 = 30°, 0 = 5 deg/sec, Ö = 5 deg/sec², l = 14 ft, 1 = 1.8 ft/sec, i = -2.5 ft/sec?. The quantities l and i are the first and second time derivatives, respectively, of the length l of section AB. Express your answers as vectors in the e, and eg directions. 21' Answers: VR = (i е, + i eg) ft/sec ag = (i е, + i eg) ft/sec2
Find the acceleration of the translating piston at the given instant if w1 = 10 rad/s And a, = -5 rad/s² . Present a, vector 13 in. BAR 2 form. rad/s² az in/s² w1 = 10 rad/s a1 = -5 rad/s² -BAR 1
The rod AB has a mass of 36 kg and a length of 1.9m. The spring is unstretched when 0- 45°. The spring constant k is 226 N/m. B Find the angular velocity of rod AB at 0 - 0. if the rod is released from rest when 0. 45°. Give your answer with 2 decimals.
I need correct solution of all parts
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
Consider two sliders connected by a rod of length L₁ + L2 moving within the perpendicular slots below. At the instant shown, the slider denoted by O' is moving downward at a constant speed of VA and the angle 0. The rod simultaneously rotates at a rate of w = 0 and with rotational acceleration a = Ö. An inertial reference frame I = {0,112,13} and a translating and rotating body frame B = {O', 6₁, 62, 63} are defined as shown. 1. Determine the scalar speed of the slider B, VB 2. Determine the magnitude of the inertial acceleration of the tip of the rod, || (ac/o)||. Write the angular acceleration and velocity using the symbols & and w in your answer. 3. Determine the angular acceleration & = Ö in terms of the variables given. b3 b VA iz bi 0 Li UB L2