94.06: Which of the following statements about the speed of waves om9 qisup+n9 /tjbv/r2n a string arev9p2 trmubn9 +ijq/s/ 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 tension and length. String L h1gj+je ly ::kkas mass m and string H has mass 4m. If the speed waves in string L is v, the speed of waves in stringy:+1k:klej j g H is

  07.44: A person vibrates the end of a string sending transverse waves down vk6n(.or:jt uthe strjrn.uovt :6k (ing. If the person then doubles the rate at which he vibrates the string, the speed of the waves

  11.23: A string, clamped at both ends,q/m1ex rofm; 4a d/oyiq,5c+b has its tension fixed. A wave generator vibrates the string 5 odr+i4m m,q/ qfoxb;1y/cea 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 soxakylo+v3 )k-u a45 * z nhmwtqcgv,/2und wave?

  95.04： A wave has a frequency bpj )q3ag80 ;aluifs1tgu-1 x of 50 Hz. The period of the wave is:

  04.04： A metal bar is vibrating with a frequency of 200 Hz. Ta8ld y9qs,la3 he period of oscillation would l8qdya 3, 9aslbe:

  01.38: The S-waves (transverse) andda4bmpo bde)6-x l8 u: P-waves (longitudinal) produced by earthquakes 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 earthquau a)xp :-d4em8bo6dlb ke 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 known tortyuh.l 2 697zam7tup 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 rh 6 m 72pzuayt.9t7ullike at an instant of time?

  13.24: Which one of the following statements best descr9v l d-5t-hlbzf4dl,r ibes Huygens’s Principle?hb9,4f-l5vdlt z d-lr

  02.07: The diagram shows two water pulsewy;+/mo 1qhkd)ji;rj a s +wr9s 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 woul /y;oa9mw) wjrhi1++rd;kjqsd represent a virtual source for the reflected waves?

  96.03: If the frequency of sound is doubled, the wavelep nbv,fktc8 1d6js 6*yngth:

  99.27: Assume that waves are propag o-;900z*pxsn fi v bo)wt5nxgating in a uniform medium. If the frequency of th;t -bn5xn0 *g0oxz ofviws)9pe wave source
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its wavelength oh 74rq9 7(t vnh8donpc/nd5;6g fw iiis approximately 4 5d9 8dpir;fovg onn (76hwitqh7n/c

  The graph below was produce by a microphon6bnep )x d:g/ne in front of a tuning fork. It shows the voltage prod )e6nn/pxb:gd uced from the microphone as a function of time.


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

  The graph below was produce by a microphone in fro9hxae(qj 6;itt j:xd-nt of a tuning fork. It shows ie h6xtt9dxjja ;(- :qthe 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 a wavelecse )0f-0ssz jngth 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 = 3.0sin(2.5 p)+o ,o; )vaqb q2 bgjeu*s)c cgn)j5ux − 5.0 t) where all quantities given are in MKS units,jn + pq;u5csbo ,v)c)ggj*)2)oq aeub 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 zxpdgcm 3,u7/ with a wavelength of 3.40 m. At what frequency is this station broadcasting?cg/3,d7xmp zu