University:
Viterbo University
Course:
PHYS 260 | University Physics I
Academic year:

2023
Views:

12

Pages:

10
Author:

TomAnd45

Sheet 2 Sound waves 1. U=2 B-2.8K10 N/m² 9:13600 kg/m³ 13600 =1434.8.6 m/s 2. APmax = 4*103 N/m² Smax? F-10KHZ APrax = PVW Smax Shaxs 4*10 1.2x343 +10410322TC -10 b. 8(0.05mg 3m³)に? 5(0.05, 3+103) 2x156 Cos (2.540-05 858x346) - 153 max /max= 1.72x103 mls 4. A=5*105 m² 2 alat I = 1612 W/m² PPIA A Cas(26mx 8585) a) A? 7=?? k=2.5m². ::2:2.513 m -5 = 5×10-17 W * at 6) I = low /m² -12 = 5 x 1012 Wall 858-343.2 2.5 5. B-70B b) Almax-? 21 20F2 I 25KH B=lolag Io 70 Iz = 0.6(2.5)2 = 3.75 W/m² 2 to Io I10 b) Iz? Fz = 0.5 KHZ 7 28 -10-5 w/m² 0.6 x0.54. 6) I. 12 2 13 = 66[205] Prax 28 VI I3=0.6 W/m² 241.243434 105 = 0.091 N/m² 2 7. AT Same Frequency Scime Intensity al Compare 7. 6. F-1 KHZ, I=a6w/m² I2=? Foconstant U=.F U Vair water V Iron Jair water Fron