PHYS 210 Final, Spring 2008

19 The ends of a string are fixed such that the string is held taut (inextensible) under a tension of 150 N. The string Maks: has a length L=2.2 m and a mass m=0.21 Kg. The frequency of a standing wave with three antinodes is closest to: Choose one answer. a. 25Hz x b.50Hz x 5) c.27Hz ¥ d.125Hz x e.75Hz x Correct Marks for this submission: 4/4. 20 The water level in a reservoir is maintained at a constant level. What is the exit velocity in an outlet pipe 3.0 m Marks: 4 below the water surface? Choose one answer. Correct Marks for this submission: 4/4 a54m/s x b.3.0 ms x c.49m/s x d.24m/s x e.77ms ¥