94.06: Which of the following statements ayw63,z96lp r ouzb s:odlc6 5lbout the speed of waves on a string are trubl:s35ru66 ,d w9ol6zyl czpo e?
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 te6 6:qx)m5ms) 6n5rbyl+ azoic+wmoe snsion and length. String L has mass m and string H has mass 4m. If the spe6+ oi5sblmx :+6rs)weanmoz 6q 5 m)cyed waves in string L is v, the speed of waves in string H is

  07.44: A person vibrates the end of a strinqqx1kac4 z1 8 ruf:h*xg sending transverse waves down the string. If the person then doubles the rate at which he vibrates the string, the sp 8x:1crh*auk xz4q1 qfeed of the waves

  11.23: A string, clamped at both ends, has its tension fixed. A wave i* 3k/ /u9upgw:-tr ahael4kfgenerator vibrates tr/le/ fa:p*9ugwu kai4thk- 3he 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 soun, s.p:8wu wsxcd wave?

  95.04： A wave has a frequency of 50 Hz. Them*dn h)jwy) i0.kan dza2y5;r period of the wave is:

  04.04： A metal bar is vibrating with a frequr mkpd-97t ew) furmy 8t/:1hdency of 200 Hz. The period of oscillation w-mmr:d )uf/t7r981yp kthew dould be:

  01.38: The S-waves (transverse) and P-waves (longitudinal) produced k4-sxzwd e3e 7,lwzso rlpce u43.:n0by earthquakes travel at different speeds through the earth. S-7 z,dwo. :u kx3sl4zpw r-cele 4ns03ewaves 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.lw2:dtb 9wjmdopxw:f0 i d2 + frequency 3.0 Hz is known to move at 6.0 m/s on a str.09bwfdmdipo 2t2 wl:dxj:w + ing. 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 the following statements best describes Huygenm-y u l8z,egx)s’s Principle?zl gy,x 8ume-)

  02.07: The diagram shows two water pvl9zok4til 9,8skulef g/ )2 yulses which were originally produced at point A agol4,et8v9fk2yl9zs ui /lk)nd 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?

  96.03: If the frequency urqrl5l te a;3/0;ejmob(h7 kof sound is doubled, the wavelength:

  99.27: Assume that waves are propagating in a uniform metlqfy4 k;q*pl5lw6 f9 w,t d; ,3ifdapdium. If the frequency of the wavead ,6,3d4wttf ;lklylfwq;ip 9 fq5 *p source
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its waveleflgxq8 o 4ed ,,fij3tkw6n73y ngth is approximate iq 8,ljnko6geyfd74 tx33f, wly

  The graph below was produce b the -z;hs8*opy a microphone in front of a tuning fork. It shows the voltage produced from the microphone as a function of time;oeshht8 * -zp.


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

  The graph below was produce by a micropg63t:7lx5ibjui*vzj4*h 9cq+ 0knw k ssvie4hone in front of a tuning fork. It shows the volt k5tv4bkh0:*sczni4 * lwus9i3 +6q 7xjvgijeage
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 nohw)skp2;8z hg9 i q4a 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./,sv.u wepj:s 0sin(2.5 x − 5.0 t) where all quantities given are in MKS units, x is position, and t represenw/ s e,jupv.:sts time. What is the period of the wave (in seconds)?

  11.17: A new radio station broadcasts its signal with a wavelt l r tdcs;-*d/5;wginength of 3.40 m. At w5*nw l d;tcs git-;rd/hat frequency is this station broadcasting?