At the instant shown, the length of boom AB is being decreased at the constant rate of 0.2 m/s and the boom is being lowered at the constant rate of 0.08 rad/s. Determine: a. The velocity of point B b. The acceleration of point B a) here the Point B is expening two ulation one is the togatal ubcly as it is Levering at are angular melerally w=0.08 rad/s em the tangelu ielocity of frootht 13 is 19 =Y B AB WAB =(6m) (0.08 rads) 6 m r .2 8-30 B re= .48