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P2207_fall10_lecture12

P2207_fall10_lecture12 - As the applied force F is...

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f s F As the applied force F is increased, how does the static friction force f s vary? (Assume F is less than that needed to make the block move.) 1 N f s (A) F 1 N 1 N f s (B) F 1 N 1 N f s (C) F 1 N 1 N f s (D) F 1 N 0 0 0 0 0 0 0 0
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Today: Kinetic friction What force acting on a car produces its acceleration? Fluid friction
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Series and Parallel Combinations in Muscle Structure of Striated Muscles:
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