The 300kg-bar B, originally at rest, is being towed. orer aseries of small rollers. Determine the force In The Cable when += 55, if the motor M is. drawing in the Cable for a short time at a rate of V= 0.42 mis, where t is in seconds (o<t<6s), How far does the bar more in 55 ? Neglect The mass of the cable, pulley, and callers. 4 B b op odoog M