94.06: Which of the following statements abo 1l,jfai sn ul3y kqcw7 l:wx*vtrow:638+5fw ut the speed of waves on a string are ty sw,i xkat+fw lclunj3v1wl3 8:o*f5 :6r7qw rue?
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 tension and lendhcj 8dk3ww /po.0tm a05;rukgth. String L has mass m and string H has mas5jkp tr o00cw d/mwh.k 83adu;s 4m. If the speed waves in string L is v, the speed of waves in string H is

  07.44: A person vibrates whsiq*vh ,cu12a3y8c 5vo j 7othe end of a string sending transverse waves down the string. If the person then doubles the rate at which he vibrates the string, the sao38qhc *vjwcoy u2vi17h, 5speed of the waves

  11.23: A string, clamped at both ends, has its tension fixk yp* ur+.zlz*ed. A wave generator vibrates the string with a frequer*l.+yu k* zzpncy $f$ 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 witrp mg*-3eysv02tc zo( h a sound wave?

  95.04： A wave has a frequency ofkf tp)gzuhxo3 0826ou 50 Hz. The period of the wave is:

  04.04： A metal bar is vibratin03w w6kr z,c;lotxnr1 /p-ya lg with a frequency of 200 Hz. The period of oscillation would oz6k0 xa3,nc;yt1- lrl/p rw wbe:

  01.38: The S-waves (transverse) and P-waves (longitudinal) produced by r w.+hm; to) xs+rxe7eearthquakes travel at different speeds through the earth. S-waves travel about 4000 m/s, P-waves travel at nearly 7000 m/s, how far away must an earthquake be for the P-waves to arrive 2 minutes before the r7 sx xwt .e)m++eor;hS-waves?

  17.07: A traveling sine wave of frequency 3.0 Hz is known tov; 2dbdwcle9*f nr, -y 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 a fc, ywv;*2ld dn9e-rbn instant of time?

  13.24: Which one of the following statements best describes Huygens’s Principle+v3 hz0b acf/y;u;gor?;yg0r3b ;ca/uvh+fz o

  02.07: The diagram shows two waterg5 )f/fu2nkv v pulses which were originally produced at point A and are beginning to be reflected from a wide barrier as shown. Which of the points in the diagram would represent a virtual source for the reflected waves? /)fgv u2n5kfv

  96.03: If the frequency of sound is doubled, the wavelen*, k5fjc x t:sb; dw5ly.czw m9x-zzn6gth:

  99.27: Assume that waves are propagating in a uniform medium. If thyi5en 4vr vv-/ fx/3zve frequency of the wave si v v /f-x3zy/4v5renvource
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its wavelength is approxe8lzp*ms6 wyknr. :n0ima0p.r8:n6 l neszwy*k mtely

  The graph below was produce by aetcw8gro.u6c + 7svd1 microphone in front of a tuning fork. It shows the voltage produced from the microphone as a function of ts cecro 1u. v6wd87gt+ime.


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

  The graph below was produce by a d(d7i o0 ; plb:vzfnf-microphone in front of a tuning fork. It shows - n l7 idb;dfvp(0:zfothe 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 with a7xvd8ugophnbo :s8 rc83dy) , 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 theibdj cub-:owl 07 -dqkpuyv180q3j*q form y = 3.0sin(2.5 x − 5.0 t) where all quantities given are in MKS units, x is position, and t represents time. What is the period of the wave (in seco*bj wq-v qu d1k :loj37cyp0uqi- 08dbnds)?

  11.17: A new radio station broadcasts its signal with a wavelengt/;lpgov6 ez fp:; g/ mm(emnh2h of 3.40 m. At wha ;2o/l(nz h/; gvg :6eppfmmemt frequency is this station broadcasting?