Problem 17.43

Part A

Determine the acceleration of the 150-lb cabinet if P = 34 lb . The coefficients of static and kinetic friction between the cabinet and the plane are μs= 0.2 and μk= 0.15, respectively. The cabinet's center of gravity is located at G.

Express your answer to three significant figures and include the appropriate units.

a =

2.47 fts2

Part B

Also, determine the normal reaction under the legs A.

Express your answer to three significant figures and include the appropriate units.

NA =

27.1 lb

Part C

Also, determine the normal reaction under the legs B.

Express your answer to three significant figures and include the appropriate units.

NB =

123 lb