can you show me step by step please?
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...
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
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...