PHYS 218 Midterm: Texas A&M Physics 218 Exam2_Fall_2013Solutions
Document Summary
Sections 501 to 533, 558 to 566, and 573 to 584. Rules of the exam: you have 75 minutes period to complete the exam, formulae are provided on the last page. No credit will be given if we can"t gure out which answer you are choosing, or which answer you want us to consider. Sign below to indicate your understanding of the above rules. Part 1: short questions (20 points) (a) (5 points) a 3kg mass is connected to a 2 kg mass by a massless string. The masses are at rest on a horizontal surface. A person comes and begins to pull the 3kg mass with a horizontal force of 6n. T 2 )2 r (c) (5 points) an object of mass 2 kg is moving under the in uence of a sin- gle force whose associated potential energy is shown on the right diagram.
