PH 105 Final: PH105 Final Exam Fall 2015
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It is thrown from a height of 2. 00 m above the ground with a speed of 20. 0 m/s and experiences no appreciable air resistance. What is the magnitude of the acceleration of the mass? (a) 1 m/s2 (b) 4 m/s2 (c) 3. 5 m/s2 (d) 5 m/s2 (e) 7 m/s2: a 60. 0-kg person rides in an elevator while standing on a scale. What is the weight of a sh that would stretch the spring by 31. 0 cm? (a) 91. 0 n (e) 305 n (b) 279 n (c) 145 n (d) 199 n. Name: a massless rope passes over a frictionless, massless pulley suspended from the ceiling. A 4 kg block is attached to one end and a 5 kg block is attached to the other end. 5 kg block is: (a) g/4 (b) 5g/9 (c) 4g/9 (d) g/5 (e) g/9: a baseball player (on earth) throws a ball of mass 0. 30 kg straight up.
