=The quarter-circular link AB with small rollers at two ends has a radius of 0.8 m (that is, it is partof a circle of radius 0.8 m). At the instant shown, roller A has a speed va 2 m/s to the right androller B moves along the incline of angle 0 = 70° with the horizontal. Calculate the angular velocityof the link and the speed of point B on the link for this instant. (w = 1.83 rad/s CCW, vBm/s)=1.56B45°VAᎾA

Answered: Image /qna-images/answer/5c189269-ca10-47d9-aa1b-da75cada2eae.jpg

Answered: = The quarter-circular link AB with…

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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Pravinbhai
I'm trying to understand this problem is there an easier way to solve other than the the solution I attached? That just doesn't look like a relative acceleration equation it is so complicated any help is so appreciated thanks.
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The piston of the hydraulic cylinder gives pin A a constant velocity v = 3 [ in the direction shown for an interval of its motion. For the shown instant where 0 = 60°, solve the following: (a) Draw the polar unit vectors at the current location of the pin. (b) Determine the values of r, 0,7 and Ö where r = OA
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Bar AB is pinned to the fixed support at A, and the collar B is pinned to the bar at its opposite end. The bar CD can slide freely through the collar at B. At the instant shown, bar AB is horizontal, /= 1.2 m, s = 1.07 m, 0 = 60°, and wAB= 40 rad/s. If ªäß = 21 rad/s² at the instant shown, determine the angular velocity and angular acceleration of the bar CD. WAB αAB с. B The angular velocity of the bar CD is The angular acceleration of the bar CD is k rad/s. k rad/s².
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= The telephone-cable reel of inner and outer diameters d = 0.5 m and D = 1.5 m rolls without slipping on the horizontal surface. If point A on the cable has a constant velocity VA 1.2 m/s, calculate the magnitude and direction of the angular velocity of the reel, the velocity of point O, and the velocity of point A relative to point O, i.e., JA/O, for the cases (a) and (b). If at the instant shown the horizontal distance between O and A is s = 2 m, determine that distance after one second. (w = 2.4 1.4 m, w = 1.2 rad/s, vo 0.31 m/s, 0.9 m/s, A/O rad/s, vo 1.8 m/s, A/O = −0.6î m/s, s = s = 2.3 m) = = = y x d D (a) S VA A хох (b) S VA A
position represented. Use relative velocity by vector cross product to determine the angular velocities of links AB and BC for this instant. 5 In the four-bar linkage shown the drive link OA has a counterclockwise angular velocity e = 7.5 rad/s at the B, 15° an (magnitude and direction) = 240 mm @ac (magnitude and direction) =. 80 mm 200 60° mm cO
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