If the coefficients of static and kinetic friction at A are us=0.2 and uk=0.15 , respectively, determine the angular acceleration of the spool if P = 54 N . Solve this problem if the cord and force P are directed vertically upwards.
If the coefficients of static and kinetic friction at A are us=0.2 and uk=0.15 , respectively, determine the angular acceleration of the spool if P = 54 N . Solve this problem if the cord and force P are directed vertically upwards.
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