PHYSICS 7A Study Guide - Midterm Guide: Gravitational Constant, Symbolic Integration, Friction
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Second midterm, spring 2011, berkeley, ca. Rules: this midterm is closed book and closed notes. You are allowed two sides of one formula sheet of 8. 5 x 11 of paper. Anyone who does use a wireless device will automatically receive a zero for this midterm. Cell phones must be turned off during the exam, and placed in your backpacks. Make sure that the grader knows what s/he should grade by circling your final answer. Cross out any parts of the your solutions that you do not want the grader to grade. Correct answer without any work leading to it will not receive any credit. Copy and fill in the following information on the front of your bluebook: Disc sec gsi: _________________________: (15 points) two stars of masses m1 and m2. Separated by a distance d, revolve in circular orbits about their center of mass cm (see figure). Coefficient of kinetic friction between the block and the incline is.
