94.06: Which of the following statements about the speed of waves on a sthiken*) g,6tyring are true? *n,gti) eky6h
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 andak)7oev r5kf5hh, 0uh length. String L has mass m and string H has mass 4m. If the speed waves in string L is v, the0ok5 e7fh hhv )5uka,r speed of waves in string H is

  07.44: A person vibrates the end of a stri :s-de v4vpwxi7z8 v6kng sending transverse waves down the sviw -8e67:4spdzvv xktring. 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, has its tension fixed x4.ekaaqr8r9 . A wave generator vibrates the strink8axar4.eq 9r g 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 sound wave? jnnnq9a b87+m

  95.04： A wave has a frequency of 50 Hz. The period 6o*vi*go dct, of the wave is:

  04.04： A metal bar is vibrating with a frewsg 36;csa*d fquency of 200 Hz. The period of oscills*f;ds3cw6g aation would be:

  01.38: The S-waves (transverse) anz.l2mzdz,rs4frb z.9tl -8 dwd 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 earthquake be for the P-waves to azl- f.d492brlmzd, z 8t ws.zrrrive 2 minutes before the S-waves?

  17.07: A traveling sine wave of frequency 3.0nsq*yw7z13(enj w dh ( Hz is known to move at 6.0 m/s on a string. Which one *( 3nw7( sd wqjhyen1zof 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 oet.joy ya9 s;5y g,obw:f8o;describes Huygens’s Principle?byy:;8ys9fago.e5ot ow ;j o,

  02.07: The diagram shows two water pulses which were originally produced at poi+ar5d)-bv5 ttvsmu 4f nt A and are beginning to be reflected from a wide barrier as shown. Which of the points in the diagram would represent a virtual source for thet 5b 4fmdt5-rs uavv+) reflected waves?

  96.03: If the frequency of sound is dq;e)p hei9ngcm 7 bz:(oubled, the wavelength:

  99.27: Assume that waves p +bn2w0;cxj i;)g6uw6d nfahare propagating in a uniform medium. If the frequency of the wave source igp ;w hn+uj0b6;)ad6x2 fwn c
doubles then

  98.02: An observer hears a sound with frequency 400 Hz. Its wav85vti5t ls6 :r w3ztwulo(e a-elength is approximatel wletzs6 al8w:-vtt535(uior y

  The graph below was produce by a microphone in front of a tunh9v*d6yo ilkzi8)3 t:sz2pu na-e,o ning fork. It shows the voltage produced from the microphone as a funvl nie,-nhtdp)*uk2 i69a o:8 s3oyzzction of time.


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

  The graph below was produ9uibrhz 3(n ow/9q ip-ce by a microphone in front of a tuning fork. It shows the voltnqbu9ii3h-zo 9 r pw/(age
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 waveles m/bbe.ga(.gd5knmu/ pr7l2ngth 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) bg w+e/ y e/ar dt:,vw*9yg-mowhere all quantities given are in MKS units, x is position, and9t-ee w*:ybw//g +dvrgaym,o t represents time. What is the period of the wave (in seconds)?

  11.17: A new radio station broadcasts its signal with a w3 5wivdw hdb8b46 s.ltavelength of 3.40 m. At whatbv w5t d.43 wblh6s8di frequency is this station broadcasting?