94.06: Which of the following statements about the speed of waves one*q7 wsdlz44 ar l2:ap a string arq:szl47a2 w4 d prae*le 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*dhfvn( o+lyl;q 0udiy2j (4 j L has mass m and string H has mass 4m. If the speed waves in st2lyj* y4vj(lnuidf+h0do; ( qring L is v, the speed of waves in string H is

  07.44: A person vibrates the end of a string sending transver+v7l x0qo+jvl se waves down the string. If the person then doubles the rate at which he vibrates the string, the spee 7j+lvox+q0lvd of the waves

  11.23: A string, clamped at both ends, has its tension fixed. A wapb8gf i.uhpwi9d9/ p n 3iw24gve generator vibrates thbg. /iph n48di9f2gip9pw uw3 e 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 x 7fgic +j9sxoke)*v0with a sound wave?

  95.04： A wave has a frequencm7a( w)0w 37zbu3y *gyhh aaxdy of 50 Hz. The period of the wave is:

  04.04： A metal bar is vibrating with a frequency of hx-rmi ;m2 92rjm+dm sg,iz s9200 Hz. The period of oscillation would + ig2zr- srsjmh9x;mmd9m2 ,ibe:

  01.38: The S-waves (transverse) and P-waves (longxv;hojb 2zf f 4wl7cvtd;-a :)wv 5qf+itudinal) produced by earthquakes travel at different speeds through the earth. S-waves tro 5v):bf;j-d+fvw z 2qh ;7xflcawv4tavel 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 movetz 34vcth:; 0k(b uyru at 6.0 m/s on a string. Which one of the following figures best represents whatuut;z (hr0kv4 y c:3bt a one-meter section of the string could look like at an instant of time?

  13.24: Which one of the following 2b/8;v c5/bsndso7qmve ;ufvstatements best describes Huygens’s Principle? du2sv 5fqvbn;/ be8v/c7os m;

  02.07: The diagram shorf/l w)t gjp1.ws two water pulses which were originally produced at point A and are beginning to be reflected from a wide barrier as shown. Which of the pofwprj)/. 1tlg ints in the diagram would represent a virtual source for the reflected waves?

  96.03: If the frequenivp3k, x4n m0vcy of sound is doubled, the wavelength:

  99.27: Assume that waves are propagating in a uniform med fq w9z+wp-4jrium. If the frequency of j94qf-wwp+ rz the wave source
doubles then

  98.02: An observer hears a sound with frequhwhvgy.o 3gob3n x5cn ; ia .+epq9(y.ency 400 Hz. Its wavelength is approximatega pbo9;y5.(wh3 nc evo +i.xy.h gqn3ly

  The graph below was produce by a microakhd0 /mgz2/h, pyw,2 fh; tviphone in front of a tuning fork. It shows the voltahg/hy;2vkad t w ,20fm/p,izhge produced from the microphone as a function of time.


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

  The graph below was produce by kd+wrl5p f yu10ur9f0a microphone in front of a tuning fork. It shows the vuu50r ykw0 fp9f 1rdl+oltage
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 wavt73 /8bydnwp helength 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 5u,.zt,etrqyp ,bqk : x − 5.0 t) where all quantities given are in MKS units, x is position, and t represents tpq,.t:yut,5bkze,q r ime. What is the period of the wave (in seconds)?

  11.17: A new radio station broadcasts its signy/ jh8h tuek06al with a wavelength of 3.40 m. At what frequency is thish /6e8khtju0y station broadcasting?