Tension in Rope - Introductory Physics - Solved Paper, Exams of Physics

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Sent By: FALCONE; 925 284 2551; Feb-5-04 10:51PM; Page 1 Falcone Physics 8A Fall 2002 Your name Midterm # 1 Discussion session number / GSI name 1) DON’T OPEN THIS EXAM UNTIL INSTRUCTED TO BEGIN 2) Sit one seat away from anyone else 3) Do all your work on the page indicated for each problem 4) Show all work; don’t just write an answer without showing your reasoning. At the start of each problem, draw the free body diagram; show forces. 5) This is a closed book exam 6) To simplify the math, take the acceleration due to gravity as g = 10 m/s” 7) In certain problems, you can give the answer in terms of the tangent of the angle, rather than the angle, in order to simplify the math (cemember tangent is ratio of opposite to adjacent sides in a right triangle) 8) Possibly useful equations include: #5 vedx/dt P= dW/dt a=dv/dt K=1/2mv REX tVott Za U=mgh =F=ma U=12kx? Remv/r AK =K,-K, F,=u,N AU =U, -U, W=Fx Waa = AU + AK + AB, + AE. Grading #1 _ #2 #3 —_—_—_ #4