If BB is moving downward with a velocity $($vB$)1($vB$)1=3$ ft$/$sft$/$s at tt $=0,$ determine the velocity of AA when t $=1$ ss$.$ Assume that the horizontal plIf BB is moving downward with a velocity $($vB$)1($vB$)1=3$ ft$/$sft$/$s at tt $=0,$ determine the velocity of AA when t $=1$ ss$.$ Assume that the horizontal pIf BB is moving downward with a velocity $($vB$)1($vB$)1=3$ ft$/$sft$/$s at tt $=0,$ determine the velocity of AA when t $=1$ ss$.$ Assume that the horizontal plane is smooth. Neglect the mass of the pulleys and cords.If BB is moving downward with a velocity $($vB$)1($vB$)1=3$ ft$/$sft$/$s at tt $=0,$ determine the velocity of AA when t $=1$ ss$.$ Assume that the horizontal plane is smooth. Neglect the mass of the pulleys and cords.If BB is moving downward with a velocity $($vB$)1($vB$)1=3$ ft$/$sft$/$s at tt $=0,$ determine the velocity of AA when t $=1$ ss$.$ Assume that the horizontal plane is smooth. Neglect the mass of the pulleys and cords.lane is smooth. Neglect the mass of the pulleys and cords.ane is smooth. Neglect the mass of the pulleys and cords.