Determine whether the block shown is in equilibrium and find the magnitude and direction of the friction force when = 30 and P = 150 N.

ENGR 121 B Lecture Notes for 10/17/2016 Spencer Kociba ● Quiz on vector operations ● Truth tables ○ Both variables must be true (logical output) X Y xandy 0 0 0 0 1 0 1 0 0 1 1 1 ○ At least one must be true X Y xory 0 0 0 0 1 1 1 0 1 1 1