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NAME Multiple Choice Questions: Write your letter choice next to the number for each question. Show your work. Version 1 For problem 1-3, consider a massless rod that is pivoted at one end (marked by the x') and allowed to swing in a vertical plane, as shown below: 1.Where on the rod would you attach an additional point mass in order to maximize the moment of inertia of the system? с) с A) A B) B D) D E) E point mass is moved from point E (the end) to point C (the mid-point). By what factor does the moment of inertia of the system change? C) It halves A) It doubles B) It quadruples D) It quarters For problem 3-5, consider a top-down view of a door, as shown below: 3.Where on the door (and in which direction) would you apply a force to exert the greatest torque? (The forces are shown in the sketch.) A)A B) B C) C D) D 4. Which of the forces result in the least amount of torque? A)A B)B C) C D) D E) Both A and D 5.The torque from force C (end) is the torque from force B (mid point). A) doubleB) quadruple C) half D) a fourth E) the same as

Answer 1