94.06: Which of the following statements about the speed of waves /9m lm4e8//vlqcp,kcllkno ) b +ug*z on a string arl4)+,8l/lnoeku/* pb9mckgz qv cl/ me true?
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 H have the same ten6sg f8iw2rs w3sion 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 wavgs2 3rw wi6s8fes in string H is

  07.44: A person vibrates the end of a sem8l pqy v5s- n7e)s;3oawah2tring sending transverse waves down the string. If the pers v yqh72np 8eslae)w5 -osm;a3on then doubles the rate at which he vibrates the string, the speed of the waves

  11.23: A string, clamped at botk(o+pp ,k dl1vs+,ys jx;t v1ng.2kwlh ends, has its tension fixed. A wave generator vibrates the s1kpn+xs2 gl. psvt1d ,lj;vk(,k +ywotring 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 with a sou* yhehy zs-;/l9k5owf5inn4*dg gm: e yw2 )csnd wave?

  95.04： A wave has a freque-3 ,w69mjliucdc2(7a rgdicvncy of 50 Hz. The period of the wave is:

  04.04： A metal bar is vibrating with a frequency of 200 Hz. ezgh0*opl a2wxe t 947dhwm00The period of oscillation woulo09lw*g 4dehh 7twx20ea m 0pzd be:

  01.38: The S-waves (transverse) and P-wavzi(2-xt(-5mifbi xp zes (longitudinal) produced by earthquakes travel at different speeds through the earth. S-waves travel about 4000 m/s, P-waves travtx iz5b(fxz--m2i(p iel at nearly 7000 m/s, how 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 frki1(im/lo k7jdm,5y requency 3.0 Hz is known to move at 6.0 m/s on a string. Which one of the following figures best represents what a one-meter section of the string could look like at an instant of time? mdom, lkki7y1 (/ijr5

  13.24: Which one of the following stauom* :*1is9 li1ubvwm2wm fa4 tements best describes Huygens’s Principle? a124* mwo1lm sw*i:ibfu9muv

  02.07: The diagram shows twifdgs:v rreeoj95;.2a h0rf.o water pulses which were originally produced at point A and are beginning to be reflected from a wide barrier as shown. Which of thehg rv2r 9.fe0e iao.jf;:drs5 points in the diagram would represent a virtual source for the reflected waves?

  96.03: If the frequency of soundv8 k8 n0(um9 wcuckou7 is doubled, the wavelength:

  99.27: Assume that waves kbwamh0x 9m7r9 z81h care propagating in a uniform medium. If the frequency of the wave 1 acxhmk97bh8zrm9 0 wsource
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its wavele-s/3ag g.js y-i:fbci:bl om:ngth is approxim :3fgb:.m ocj-yilab/is -gs:ately

  The graph below was produce by a microphonufsvv y g, , +6/af8c*pgeor/5dy )qjqe in front of a tuning fork. It shows the voltage produced from the microphone as f6qdqesvc ru vy85//p,a*)fy+ oggj ,a function of time.


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

  The graph below was produce by a microphone 14gjsx: cili/d 2 vpcni/og l;8: e5flin front of a tuning fork. It shows thencolfp i8 xldg:sej;/4/ci1g:5 2l iv voltage
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 wisa81v i7qpye vtpco)c 1mj; 7w0g 5p,dth 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 = 3iwf: w61a7 ayy.0sin(2.5 x − 5.0 t) where all quantities gifa 1ywa7:y6w iven are in MKS units, x is position, and t represents time. What is the period of the wave (in seconds)?

  11.17: A new radio station broadcasts its signal with a ;n-19 pyniwc*a tj:zmwavelength of 3.40 m. At what freq1am:cnnw*; iz9jypt -uency is this station broadcasting?