94.06: Which of the following statements about the speed of waves on a string az iqd);,hjddj.phzhh-( j *.wbrbo)8 re tr-hbr .h, jw)*; .8zdqjj )h bhizddo(pue?
I. The speed depends on the tension in the string.
II. The speed depends on the frequency.
III. The speed depends on the mass per unit length of the string.

  97.23: String L and string Hkin l;u3bem ri)8 jj:4 have the same tension and length. String L has mass m and string H has mass 4m. If the speed waves in string L is v, the speed of waves injmin8)j:lr4 i; keb u3 string H is

  07.44: A person vibrates the end of a string sending transverse waves j1bl5lqbci/(, gjpt-k- :p/gf8skhc down the string. If the person then doubles the rate at which he vibrates the string, the speed of the wpj,cg5 1bfh/ :8(js qklp- kcl ibt/g-aves

  11.23: A string, clamped at both ends, has its tension fixed. A wave g/og0( fk p9lsuenerator v0(l ko/u9pfs gibrates the string with a frequency $f$ producing waves of wavelength $\lambda$ which have speed v. The frequency of the wave generator now is doubled to $2f$. Which one of the following choices best describes the new values of the wavelength of waves produced and the speed of the waves on the string？

  95.01： Which is not associated wna 7 -9nrq9vl.csfc.hith a sound wave?

  95.04： A wave has a frequency of 50 Hz. The period of the wa+duyl8(lbh 8r,(w ikqve is:

  04.04： A metal bar is vibrating with a frwh6iri6u d hakq)*03mho2vf3 equency of 200 Hz. The period of oscillati63d* mii2 fq hourahhw)k3 v60on would be:

  01.38: The S-waves (transverse) and P-waves (longitudinal) peq-zns t); 0hut3-p(ivz ) yssroduced by earthquakes travel at different speeds through the earth. S-waves travel about 4000 m/s, P-waves travel at nearly 7000 m/s, how3z) isp)svt(su 0nq-;ztyh -e far away must an earthquake be for the P-waves to arrive 2 minutes before the S-waves?

  17.07: A traveling sine wave of frequency 3.0 Hz is kn+vuur k -f;djvp4ibf/ y;h9 -fown to move at 6.0 m/s on a string. Which one of the following figures best fbi4rd;jv+ u-fp;-u h/fkyv9represents what a one-meter section of the string could look like at an instant of time?

  13.24: Which one of the following statements best describes Huygens4.koefo;j9k+0b ep lg(a np2k ’s Principle?.+0k;kb2 (lg9aje e kfnppo4 o

  02.07: The diagram shows two water pulses which were originally produced a6etuua;q ic6f z-l *6bt point A and are beginning to be reflected from a wide barrier as s 6alfq 6;c*ieut b-zu6hown. Which of the points in the diagram would represent a virtual source for the reflected waves?

  96.03: If the frequency of sound is doubled, the wavelengthfkyi466y4b-lz zbe5 f :

  99.27: Assume that waves a 7;b(0y fjfkgjre propagating in a uniform medium. If the frequency of the wav;0jfgy(j kb 7fe source
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its wavelen w6 pxbrskqy6 yfx5x+:k7qe/.gth is approximxw .:ysb7qk6 pxryxf 65q/k+e ately

  The graph below was produce by x8.,+a0x a2za.cykdfxef c m6ux: 06ijbp 3lka microphone in front of a tuning fork. It shows the voltage produced from the microphone ebfc00,j a 6 :d+mpuclifzx2kxa y 8ka.x6x3.as a function of time.


04.18: The frequency of the tuning fork is (approximately)

  The graph below was produce by a microphone in front of a tuenn .in5;z i5)rfsw8 lning fork. It shows the voltage e s)rn8in .;wiz 55lnf
produced from the microphone as a function of time.

04.19: In order to calculate the speed of sound from the graph, you would also need to know

  06.28: A radio signal wit-me nwim2,d;rh a wavelength of $1.2 × 10^{−4}\:m$ is sent to a distance asteroid, is reflected, and returns to Earth 72 hours and 48 minutes later. How far from Earth is the asteroid?

  08.46: A traveling wave has the form y = 3.0tj cmx v,o(u.6 0o,wcpsin(2.5 x − 5.0 t) where all quantities given are imv0.p6 xto,, c (uwojcn MKS units, x is position, and t represents time. What is the period of the wave (in seconds)?

  11.17: A new radio station b/h m6oxguo) j)euq a(-roadcasts its signal with a wavelength of 3.40 m. At what frequency is thq)g )/ho x(je-u mau6ois station broadcasting?