Hoffman 57585 Version 059 Exam 1 Solutions

This study source was downloaded by 100000802832151 from CourseHero.com on 11-01-2022 10:37:17 GMT -05:00https://www.coursehero.com/file/10230148/Exam-1-solutions/ Version 059 - Exam1 - homann - (57585) 1This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page - nd all choicesbefore answering.001 10.0 pointsPretend you are on a planet similar to Earth where the acceleration of gravity is approxi- mately 10 m /s2.The pulley is massless and frictionless. Amassless inextensible string is attached to the masses. The ob jects are initially held at rest.2 m0 .5 m66 kg33 kg66 kgIf a third ob ject with a mass of 33 kg ishung on one of the 66 kg ob jects as shown and the ob jects are released, the magnitudeof the acceleration ~aof the 33 kg ob ject ismost nearly1. k~a k 30 m/s 22. k~a k 2 m/s 2correct3. k~a k 4 m/s 24. k~a k 10 m/s 25. k~a k 3 m/s 26. k~a k 8 m/s 27. k~a k 6 m/s 28. k~a k 1 m/s 2Explanation: Given :m1= 66 kg,m 2= 33 kg,R = 0 .5 m , = 2 m ,andg 10 m /s2.Consider the free body diagramsm 2m1m 1T1T 2T2m 2gT1m 1gm1gaaThe total unbalanced