94.06: Which of the followin(c,kz+i fl *j5efo u-m p5r rh-qi/o.kg statements about the speed of waves on a string are / hr,.kuql(of- jc+i-r5eozi *mf k5p 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 v y+ )ex h4 ric2em3ah)-j*(bl deqa8ktension 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 in string H i*4k a3)8a) -xqb eir(ve2lyhc hm +edjs

  07.44: A person vibrates the end of a string sending transverse waves dolnlj z(j7 ry*5a)vq9xwn the string. If the person z lx yj79 5qn(a*rvj)lthen doubles the rate at which he vibrates the string, the speed of the waves

  11.23: A string, clamped at both ends, has its tension fixedjn.+u*,z nmd,zyji kyv v:q5o, 2exv/t r e*w4. A wave generator vibrateqy*kt,ewy ,j. r : *4vnvnovzd je 25m/+z,ixus 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 with a sp z; c+gj;veu131e(nkgls.es ound wave?

  95.04： A wave has a frequency of 50 Hz. Th6afvct,c(ijrqw62 4t e period of the wave is:

  04.04： A metal bar is vibrating with a frequency of 200 Hz. The period of oa0po 0hy5 9wsgif.x3++v nvbnscillation would be n+fonvys9pi.x +hb05 gawv30:

  01.38: The S-waves (transverse) and P-wavmykg(wnqh3.w47qdvh+ , e)f res (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 earthquagym47we+ rk)dh,n ( wv.hq3fqke 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 to move at 6.09 mtk ;z)t8lj ;sl /dtynz d8.hx(yzs8 m/s on a string. Which one of the following figures best represell yx y.;/8 )sn;d8djt 9mt (h8zsztzknts 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 Huygens’s Principlepd(.zx ;;qf 5su7ogh5 kge8ah?a;d fgxh75kpez. (uhs o5q8 g;

  02.07: The diagram shows two water pulses which were originally produced atsr.uyown :i m9dh +(4x -7vqul point A and are beginning to be reflected from a wide barrier as shown. Whicylhqo7 u9w(r.umd: + vs4x-n ih of the points in the diagram would represent a virtual source for the reflected waves?

  96.03: If the frequency of sou ,z3feg enw/xys**j1qjw 3 n y/ak)i7und is doubled, the wavelength:

  99.27: Assume that waves are propagating in a uniform medium. If the frequ .o9ceil+v/nm ency of the . 9vl/oce m+inwave source
doubles then

  98.02: An observer hears a sound witz/ole:jwsixb 7mw;ze51-j : gh frequency 400 Hz. Its wavelength is approximat-l z iz:5bj/eww;m7x:oe1jsg ely

  The graph below was produce by a microphonw)ku*3 y ife3w.bcts4e in front of a tuning fork. It shows the voltage produced from the microphone as a function of timey. 4iwkbftw *u3e 3c)s.


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

  The graph below was produce by a microphone in front of a:h-i. y)r sq2uv+jh se tuning fork. It shows the voltage u2irhq yss-h+.ve )j:
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 wi-:(gyctl 4nybku q jlt 7;t6h3th 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 = 3.0sin(2.5 x70 :q2 wcj.v.f1vceqny-wp wa − 5.0 t) where all quantities given are in MKS units, x is position, and t represents time. What is the period wce0- vcqf qva7pn 1.w.yw:2jof the wave (in seconds)?

  11.17: A new radio station broadcasts its si7 nx:nel7py8v gnal with a wavelength of 3.40 m. At what freln7ny x:8e 7vpquency is this station broadcasting?