PHYS 32 Lecture 10: PHYS32_Lecture10
30 May 2020
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Dcxot ) > asin ckx -wt ) tonight to to left . E,g, wave travels on string one point goes form 0 to max in . 17 seconds. 68 sec g- = 71. 47 he set if d= 1. 4m. = it = af = ( 1. um) ( 1. 47 hd. String = mis length need restoring force tens in restoring force. Ks - i see 2 ht = ki m consider. E. g. find fastest traverse wave in a steel wire. mass density m max tensile stress. Dix ,-4=2 asin ckx - wtf #jcosfftz) now consider. * cos [ flex- wt - kx - wt)] 2=2 l antinode f- d= v (cid:15482) f= (cid:15482)f= fundamental. Aaa "s: = f "s = fo g zfo , Add mass to make 4m > v = 2v to. 5- = fo a 3 to , sfo , ffo.
