Waves mini Test for G

Mock Waves Test 

Download the document: Misc-WavesMockTest.docx

1. Basic Waves 

A. What is the period of a wave with a frequency of 250 Hz? (0.0040 s)

1:01  Mock Test 1A 

B. What is the wavelength of a sound wave with a frequency of 440 Hz traveling at 343 m/s? (0.780 m)

1:03  Mock Test 1B 

C. What is the frequency of a radio wave that is 50.0 m long? (v = c = 3.00x108 m/s) (6.00x106 Hz or 6.00 MHz)

1:08  Mock Test 1C 

2. Standing Waves:

A. Calculate the wavelengths below. The length given is the length of the waveform (The picture)

L = 445 cm                                L = 0.64 m                     L = 1.48 m

(356 cm)                                    (1.28 m)                        (1.48 m)

1:31  Mock Test 2A

B. If this wavelength is 24 cm long, how long is this standing wave?

(18 cm)

1:20  Mock Test 2B

C. A guitar has strings that are 0.65 m long, and there is a wave speed of 245 m/s along its strings. What is the frequency of the third harmonic? (The third possible mode of resonance) (565.4 Hz)

2:02  Mock Test 2C

3. Doppler (use 343 m/s as the speed of sound)

A. You run 18.5 m/s toward a stationary tuba playing a frequency of 62.0 Hz. What frequency do you hear? (65.3 Hz)

1:31  Mock Test 3A

B. An ice cream truck with a frequency of 214 Hz is driving 21.0 m/s away from you. What frequency do you hear? (202 Hz)

1:29  Mock Test 3B

C. A violinist rides a Segway away from you at 14.7 m/s. You hear a frequency of 228 Hz, what frequency are they really playing? (238 Hz)

2:03  Mock Test 3C