94.06: Which of the following statements about the speed of waves on a string 8 r( x)yrextj x+o6nnrum9.+tare 9rt+txex) . n68n+ (j xrymruotrue?
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 ss09 av z7fzeg)tring H have the same tension 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 strgz9aev)0 7sfzing H is

  07.44: A person vibrates the end of a string sen j+ z8wbo,x.pkding transverse waves down the string. If the person then doubles the rate at which he vibrates thezbk,j8o.p x +w string, the speed of the waves

  11.23: A string, clamped at both ends, has its ten1cr stz1.uip+ sion fixed. A wave generator vibrates the string with a frt. pr1+1uizscequency $f$ 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 soundt3klgx9 hc;o-pvou- .;5wdwv wave?

  95.04： A wave has a frequency of 50 Hz. The period0g*cd(l u af3.axr ;-4vl6drgwuo8ud of the wave is:

  04.04： A metal bar is vibrating with a frequen akeg (eki( 2g-jyrpwv8y1,1 ccy of 200 Hz. The period of oscillation wo g(,kvpec1ky-rwi(gy18 j2 aeuld be:

  01.38: The S-waves (transverse) and P-waves (longitudinal) produced by eaq rd)ftzn9 v5asz3 1set)2 ,myrthquakes travel at different speeds thronza5)t f zvseys3t2,)rm 9d1q ugh 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 frequency 3.0 Hz is known to move at 6.0 m/s o9 ,spt9 js e01l/nnaamn a string. Which one of the following figures best repsna e l,/njamt91p9s0resents 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 Huygd1mdm0gvu73p9 /z 4hsko ed (8;bdfjyens’s Principle?vd y4 m(gf83/0uddhpmzs19d7;ob ek j

  02.07: The diagram shows two w.2df+l,4*x r yxfadv yater 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 wouldf+y2d,.rdvafyx4*l x represent a virtual source for the reflected waves?

  96.03: If the frequenc(4 1ijns,dbm,pi jm r4y of sound is doubled, the wavelength:

  99.27: Assume that waves are propagating in a un9 ivvdqh(e8.1f s s86ddp b(eiiform medium. If the frequency ois8(dsd.evfe(iq9 1 8dp6b h vf the wave source
doubles then

  98.02: An observer hears a sound with freqhhg 1a.y er yj9j9h36dfmo-e8uency 400 Hz. Its wavelength is approx-1 h9 efra69y mhhj.3od gy8ejimately

  The graph below was produce by a mir+l8cqi-ofblt:6clz7e nw:- crophone in front of a tuning fork. It shows the voltage produced from the microphone as ace:cob8-7z +: l tnl6friqw -l function of time.


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

  The graph below was produce by a micro)x5,/d u8*xte :h f r1eqtekuyjs.l1e3z; ughphone in front of a tuning fork. It shows the /hql ,)ue :yx. f jeker*eu385z1d ux;gt1 hstvoltage
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 wavelengm f6./rt fmfzlg5a*)oth 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 x − 5.0 t) where all quanti/ci , muhiejmh 5e+/z(ties given are in MKS units, x is position, and t represents time. What is the period of the wu/ec/h+mh iei,(jmz5ave (in seconds)?

  11.17: A new radio station broadcasts its signal with a wavelength of 3.40 m. s9dda hkobr50(vz,n++ f 0pzsxdk 78pAt what frequency is this station b(h+ n 9a0dos +k7p0br8f,x5 zdkpsdvzroadcasting?