The 20-kg block A rests on the 60-kg plate B in the position shown. Neglecting the mass of the rope and pulley, and using the coefficients of kinetic friction indicated, determine the time needed for block A to slide 0.5 m on the plate when the system is released from rest.

Transcribed Image Text:

А B 30° 0.5 m с HAB = 0.2 HBC = 0.1