# hw08T - Tutorial 8 Homework Name Torque Tutorial section I...

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Tutorial 8 Homework Name Torque Tutorial section © University of Maryland Physics Education Research Group, Fall 2006. HW8-1 I. Washers A. Suppose you had an object that you suspected had a mass of one half of one of the washer+paperclip units you used in tutorial. (In the rest of this problem we’ll call that a “washerclip.”) Describe how you could use the balance you used in tutorial and a single washerclip to check this. B. How could you use the balance to check that an object had a mass of one-fifth of one of your washerclips? C. Suppose you had a single washerclip and an object that you suspected had a mass of 5 washerclips. How could you use your balance to check this? II. See-saw A. A 60-pound girl sits on a see-saw, 3 feet to the right of the pivot. How far to the left of the pivot should her 30-pound little brother sit in order to balance the see-saw? Answer using any kind of reasoning you want. B.

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## This note was uploaded on 12/28/2011 for the course PHYSICS 121 taught by Professor Shawhan during the Spring '10 term at Maryland.

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hw08T - Tutorial 8 Homework Name Torque Tutorial section I...

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