PHYS 2101 : Practice Test
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Physics 2 1 0 1, e x a m #1, fall 2 0 1 0. 6 (gonzalez, tth 1:40: please be sure to write (print) your name and circle your section above, please turn off your cell phone and mp3 player, feel free to detach, use, and keep the formula sheet. No other reference material is allowed during the exam: you may use either a scientific or a graphing calculator, good luck! Directions: clearly circle the best answer for each question. There will be no partial credit given for incorrect answers: (5pts) a projectile is dropped from a balloon which is moving down at a constant speed of 10 m/s. The projectile is released when the balloon is 50 meters above the ground. What is the projectile"s speed when it hits the ground? (a) 29. 7 m/s (b) 31. 3 m/s (c) 15. 7 m/s (d) 32. 9 m/s (e) 18. 6 m/s (use this information for problems 2 and 3)
