Contact Forces in Stacked Blocks · PhysicsBowl 2010 #15
Physics · mechanics
Problem
Three blocks, labeled A, B, and C, remain at rest on a table. The magnitude of the gravitational force on each block is indicated on the figure. What is the magnitude of the contact force on block C from block B?
[Figure: Three blocks stacked with gravitational forces shown]
(A) 1.0N (B) 6.0N (C) 7.0N (D) 12.0N (E) 13.0N