Acylindrical bucket of length l and diameter l/6 is filled with water (bulk modulus b 2.2x10 pa and density p 1.00 kg/m3). a string is stretched across the open (top) end of the bucket a) (2 pts) what is the speed of sound waves in water vw? b) (6 pts) the tension in the string is adjusted so that the fundamental frequency for longitudinal sound waves in the bucket of water equals the n-3 standing wave mode on the string. what is the speed of transverse waves along the string, vi?

Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.