The member OA of the industrial robot telescopes and pivots about the fixed axis at point O At the instant shown, 6m/s2
Determine the magnitudes of the velocity and acceleration of joint A of the robot. Also, sketch the velocity and acceleration of A and determine the angles which these vectors make with the positive x-axis. The base of the robot does not revolve about a vertical axis.
![1976_d27345d6-247a-4a31-bffd-fe44b37e59a1.png](https://secure.tutorsglobe.com/CMSImages/1976_d27345d6-247a-4a31-bffd-fe44b37e59a1.png)