94.06: Which of the following statements about the speed of wavef rd+ xibhi-t9) (pylo;0lo u4s on a string aroup 0odf;i(x -i+llyh)b9r t 4e 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 has m 0iaezi6,jnm)yzmq/ 5ee)r3 jhe- )0ytsn ap,ass m and string H has mass 4m. If the speed waves in string L is ,zj -)3rhe qy6 itampi0a ney5 e),0)/nej zmsv, the speed of waves in string H is

  07.44: A person vibrates the end of a string sendo,oacd c. d2t5wls*ci8tos(9 ing transverse waves down the string. If the person then doubles the rate at which he vibrates t ,ota (t*os.do5 c9w sdl2ci8che string, the speed of the waves

  11.23: A string, clamped at bo*i+a*eck6bz gh*4 t xuth ends, has its tension fixed. A wave generator vibrates the string with a frequenc*k+zce gub* tah6x*4iy $f$ 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 s*)y( cg 4yhdukound wave?

  95.04： A wave has a frequency of 50 Hz. The period ofg i4:fm38ruos the wave is:

  04.04： A metal bar is vibrating with a frequency of 200 Hz. The period of o*ud epf8) vr4snzx .k,scillation would bee.xp ,*vf 4d)us8rnkz :

  01.38: The S-waves (transverse) and P-waves (longitudinal) produceuf5lo 7c )gd8m8revy)d by earthquakd5o cr7v8 yug)ef 8)lmes 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 S-waves?

  17.07: A traveling sine wave of fret+rc6adyq 2a) qi 0h(f( i(pxsquency 3.0 Hz is known to move at 6.0 m/s on a strir2hc(0+xs qq6 itfapa(di y()ng. Which one of the following figures best represents what a one-meter section of the string could look like at an instant of time?

  13.24: Which one of tha, bh oqf:mr./e following statements best describes Huygens’s Principle?fr.oa/h bm,q:

  02.07: The diagram shows two water pulses w ama z-p8qv xh:a)7hu(hich were originally produced at point A and are beginning to be reflected from a wide barrier as shown. m 8p-uz(x7h a)h a:qvaWhich of the points in the diagram would represent a virtual source for the reflected waves?

  96.03: If the frequency of sound is968-e ixln uv- .kfk7.je, ccsmt bsq7 doubled, the wavelength:

  99.27: Assume that waves are propagating ino air l3h5g3-ki2n+xlwa3wt 5 a uniform medium. If the frequency of the wav hgtwlkxr-35awi+n al32 o 3i5e source
doubles then

  98.02: An observer hears a sound with frequency 400 Hztr xwk 4hh;(k7;* xezw. Its wavelength is approximakh x7 xe;z4r;htw kw(*tely

  The graph below was producej c+v2 4jc4:wl0sl rdk by a microphone in front of a tuning fork. It shows the voltage produced from the microphone as a function of time.cvrl 240wc djjskl:+4


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

  The graph below was produce by a microphone in front of a tuning fork3 5k2 n xs-5 icee(2sq- ttdw:lwq5opr. It shows the voltage riq2s: kp nweosxc tw2d5- (5te-q5 3l
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 waveleng:4zn)pm.6rgxvb;lxo6yr r ;kb :g 8ub th 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 wavez4/x brk6q my0 has the 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 of60qmry bk4xz/ the wave (in seconds)?

  11.17: A new radio station broadcasts its signal with a wavelength of attk-)yq - q6/p/ipj(;tag r5ow :waa 3.40 m. At what frequency is this station broadcastiya gqaw/(rpp)twj5ta q:k;t-aoi 6-/ng?