The member OA of the industrial robot telescopes and
pivots about the fixed axis at point O. At the instant
shown, θ = 67°, θ˙ = 2.0 rad/s, θ¨ = 0.85 rad/s2, OA¯ =
0.99 m, OA¯˙ = 0.43 m/s, and OA¯¨ = -7.4 m/s2. Determine
the velocity v and acceleration a
of joint A of the robot. The base of the robot does not
revolve about a vertical axis.
The member OA of the industrial robot telescopes and pivots about the fixed axis at point...
The disk rotates about a fixed axis through point o with a clockwise angular velocity wo = 20 rad/s and a counterclockwise angular acceleration 0o = 4.1 rad/s2 at the instant under consideration. The value of r is 260 mm. Pin A is fixed to the disk but slides freely within the slotted member BC. Determine the velocity and acceleration of A relative to slotted member BC and the angular velocity and angular acceleration of BC. The relative velocity and...
The device shown rotates about the fixed z-axis with angular velocity w = 18 rad/s and angular acceleration a = 36 rad/s2 in the directions indicated. Determine the instantaneous velocity and acceleration of point B. B 50° 50° o α OA = 380 mm, AB = 650 mm Answers: Va = + + k) m/s ar = + k) m/s2
The device shown rotates about the fixed z-axis with
angular velocity ω = 18 rad/s and angular acceleration
α = 36 rad/s2 in the directions indicated.
Determine the instantaneous velocity and acceleration of point
B.
B 50° 50° Ο Α هلال α OA = 380 mm, AB = 650 mm Answers: VB -14.361 -0.79782 -0.49794 + + Uk) m/s X ав = 28.721 -258.49 18 Ji + + Uk) m/s2
The device shown rotates about the fixed z-axis with
angular velocity ω = 18 rad/s and angular acceleration
α = 36 rad/s2 in the directions indicated.
Determine the instantaneous velocity and acceleration of point
B.
B 50 50° А OA = 380 mm, AB = 650 mm Answers: X X Ve = -14.361 0.79782 00 + Uk) m/s x a B 28.721 -258.49 -36 Ji + j + Uk) m/s2
The bent flat bar rotates about a fixed axis through point O with the instantaneous angular properties indicated in the figure. Determine the velocity and acceleration of point A. 0-5 rad/s α 6 rad/s2 0.5 m 10° 1130 0.3 mA Answers: V-2.72 i1.91 ) m/s m/s2
w = 0.6 rad/s 2. The crane rotates about the z-axis at a rate of w, = 0.6 rad/s, which is increasing at = 0.7 rad/s?. Also, the boom rotates downward about an axis through B at W2 = 0.3 rad/s, which is increasing at W2 = 0.3 rad/s2. Determine the velocity and acceleration of point A located at the end of the boom at the instant shown. 1.5 m - 6 m IN tt = 0.2 rad's 8 m
Problem 2: Arm OA rotates about O. The positive 0-direction is definert ss eosss terclockwise from the fixed a-axis indicated in the igure. The partiele P Ys s tm of 2 kg and is constrained to move on a track in the horizontal plane describes polar coordinates by2+sin 30, where r is the radial coordinate mensuree pusred fro meters. For the instant where-0°, θ : 0.2 rad/s, andi-0.15 τα,.enl e magnitude of the force (N) applied by arm OA. 2+sin...
can you show me step by step
please?
2) Link OA has a length Lox and rotates about the fixed axis at O with an unknown anga with velocity eo, and unknown angular acceleration, ao when link OA makes an angle o respect to the horizontal. Bar AB has a length of LAn and is connected to a collar const to move along the vertical guide. The center of the vertical guide is a horizontal distance. from the fixed axis...
The circular disk of radius r
= 0.12 m rotates about a fixed axis through point O with the
angular properties ? = 2 rad/s and ? = 3 rad/s2 with directions as
shown in the figure above. Using the cartesian coordinate system
centred at O, find in terms of i and j components,
(Problem 5/1 from Meriam and Kraige Dynamics) 1" 4 The circular disk of radius r = 0.12 m rotates about a fixed axis through point O...
3. In the mechanism shown in the figure. rocking rod OA of length 1-0.5m rotates about axis O with a uniform angular velocity 1 rad/s and pushes up a slide rod BC moving in vertical slide. Determine the velocity and acceleration of slide rod BC when rocking rod OA makes angle 0-30° with horizontal line. (25 Scores A C No. Date Va A an Lean /s Yea(rad/s We. Yec? VeVesinw. VrE Ve Sinw NE NOSinbo LYad/s(sin30 Vy O.S Tad/s 2...