Use information from Table 16.2 to answer the following questions about sound in air. At 20oC the bulk modulus for air is 1.42 X 105 Pa and its density is 1.20 kg/m3. At this temperature, what are the pressure amplitude fm Pa and atm) and the displacement amplitude (in m and run)

(a) For the softest sound a person can normally hear at 1000 Hz and

(b) For the sound from a riveter at the same frequency?

(c) How much energy per second does each wave deliver to a square 5.00 mm on a side?