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Unformatted text preview: forces. C. [5 pts] What is the acceleration of the system? Block m 1 Block m 2 Block m 3 Block m 1 Block m 2 Block m 3 Name ___________________________________ Student ID ____________ Score_______ last first Physics 131, WI 2009 Exam 2 Q1 Phys131-E2 (2nd law).doc D. [5 pts] What is the tension T 12 (in N) in the string connecting blocks 1 and 2? E. [4 pts] Now suppose that the surface is NOT frictionless. If the coefficient of static friction between the blocks and the surface was s = 0.2, will the blocks move or not? Show your work and explain your reasoning....
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- Spring '09