Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Chapter 9.3, Problem 1aT
To determine
To determine the effect on wavelength, frequencyof transmitted wave of the water waves while travelling from shallow to deep water.
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QUESTION 10
9. A sound wave has a wavelength of 0.25 m. The wave travels at a speed of 340 m/s in air.
a. Calculate the frequency of the wave in air. Show your work.
b. The wave travels into a wall, where it now has a speed of 3400 m/s. What is the new wavelength of the wave? What is its
frequency? Show your work, and explain your steps.
The sound from a cricket's chirp travels at 32.5 m/s and has a wavelength that is 3.2 m long. What is the frequency of this sound? Use the GUESS method to solve this problem and be sure to show all of your work
Sound waves move in air at a speed of 340 m/s. You play a piano note with a frequency of 220
Hz. The sound moves through the air first, then eventually travels through your floor. a. What is
the wavelength of the wave in air? Show your work. b. In your floor, the wave moves at a speed
of 2000 m/s. What is the frequency and wavelength of the wave in the floor? Explain your steps
show your work.
Chapter 9 Solutions
Tutorials in Introductory Physics
Ch. 9.1 - A piece of yarn has been attached to the spring....Ch. 9.1 - During the demonstration, did any of the following...Ch. 9.1 - During the demonstration, each of the following...Ch. 9.1 - Prob. 2aTCh. 9.1 - Prob. 2bTCh. 9.1 - Prob. 3aTCh. 9.1 - Prob. 3bTCh. 9.2 - Describe what happens after the pulse reaches the...Ch. 9.2 - Compare the speed of a pulse in one spring to the...Ch. 9.2 - In answering the questions below, assume that each...
Ch. 9.2 - Prob. 2aTCh. 9.2 - Prob. 2bTCh. 9.2 - Prob. 3aTCh. 9.2 - Prob. 4aTCh. 9.2 - Which of the following quantities are different on...Ch. 9.2 - Prob. 4cTCh. 9.3 - Prob. 1aTCh. 9.3 - Prob. 1bTCh. 9.3 - Prob. 1cTCh. 9.3 - Prob. 1dTCh. 9.3 - Prob. 1eTCh. 9.3 - Prob. 2aTCh. 9.3 - Prob. 2bTCh. 9.3 - Prob. 2cTCh. 9.3 - Prob. 2dTCh. 9.3 - Each of the diagrams at right shows a ray incident...Ch. 9.3 - Does the ray representing a wave always “bend”...Ch. 9.4 - Shown below are mathematical and pictorial...Ch. 9.4 - Three light waves are represented at right. The...Ch. 9.4 - Write an expression for the force exerted on a...Ch. 9.4 - Imagine that the electromagnetic wave in section I...Ch. 9.4 - Prob. 3aTCh. 9.4 - Suppose that the electric field in a light wave...
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- Direction: Show the complete solution for the following problems. Use a clean sheet of paper in answering. 1. The hearing range of a normal human ear is from 20 to 20000 Hz. If the speed of the sound in air is 340 m/s, what are the shortest and the longest wavelengths that the human ear can hear? 2. If the speed of wave in passing from medium A to medium B doubles while keeping the frequency constant, what happens to the wavelength? 3. Suppose that two-point charges, each with a charge of +1.00 Coulomb are separated by a distance of 1.00 meter. Determine the magnitude of the electrical force of repulsion between them.arrow_forwardWORKSHEET - LABELING WAVES 1. The highest point on a wave is the while the lowest point is the 2. The of a wave is a measure of the amount of energy it carries. 3. The distance from one crest to the next crest is the 4. The is a measure of the number of waves that pass a point in a given amount of time. 5. The illustration to the right shows a wave. Label each part in the space below: a. d. a. b. C. d. 6. Use the five illustrations of waves drawn below to answer the following questions: T. R (a) Waves P and Q have the same but wave P has twice the of wave Q. (b) Waves Q and R have the same but wave R has twice the of wave Q. (c) Wave shows a steady frequency but changing amplitude. (d) Wave shows steady amplitude but a changing frequency. (e) Waves and have a low amplitude and a steady frequency. 7. The following questions refer to the diagram to the right: (a) Is this wave transverse or longitudinal? 0000000 0000 (b) Letter H represents a and letter I represents a (c) Letter G…arrow_forwarda. Fill in the table with the total displacement yr at x=0,1,...,8. (I've filled in a few.) 3 2 b. In the next column, write a C if there is constructive interference going on, D if destructive, and N if neither. 1 0 c. Use the numbers from the table to draw the superposition of the two pulses in the blank graph below. 6 4. Suppose these two pulses overlap in a medium. Note that this is a snapshot graph with x on the horizontal axis. 4 7 8 5 4 2 3 X 0 2 0 (a) Ут 0 (b) C/D Interference? N N N -1 -2 -3 -4 x= 0 1 2 3 4 5 6 7 8 (c) 4 3 2 1 0 ل کر حل طر -2 1 x= 0 1 2 2 3 4 5 6 7arrow_forward
- The below figure represents the waveform of a sound wave. The wave is travelling at constant speed. displacement of particles In W = distance along wave (i) On the Figure - 1. label the distance corresponding to the amplitude of the wave with the letter X. 2. label the marked distance corresponding to the wavelength of the wave with the letter Y. ii) State what happens to the amplitude and the wavelength of the wave if- 1. the loudness of the sound is increased at constant pitch. 2. the pitch of the sound is increased at constant loudness.arrow_forwardActivity 3: Direction: Answer the following question. Show your solution and round-off your answer to the nearest thousandths (3 decimal place) 1. A concert was held on an open field. You and your friends were there at the time and were 20 m away from the speaker. (a)How much intensity of sound would you here if the speaker has a 15,000 W of power and is used at its full capacity? (b)According to National Institute on Deafness and Other Communication Disorders, long or repeated exposure to sound at or above 85 decibels can cause hearing loss. With this information, at least how much more should you and you friend move from your current position to prevent any hearing damages?arrow_forwardSeveral positions along the medium are labeled with a letter. Categorize each labeled position along the medium as being a position where either constructive or destructive interference occurs Analyze the given and answer the ff. questions Questions: Sketch the position vs. displacement graphs for each of the individual waveforms generated by the rocks What will be the maximum and the minimum displacements of the resultant wave? Sketch the resultant wave. Please answer questions 1 and 2 and give an explanation. Please sketch it digitally. This is not a writing assignmentarrow_forward
- 1. Discuss the circular drumhead and the 2D wave equation is applicable. 2.solve the 2D wave equation on the drumhead, subject the boundary condition that the solution dont blow up at the origin and show that solutions go to zero on the edge of the drumhead. 3. show that the above boundary conditions give you standing wave patterns. 4. find pictures or better make plots of some of the standing wave patterns on the drumhead and discuss the solutions compare and contrast them with sines and cosines in rectangular case.arrow_forward1. What mathematical relationship exists between the wave speed and the density of the medium, using the POWER trendline equation from the graph? Make your response specific (i.e., describe the full mathematical proportionality between the two variables) You could use the table if needed. 2. Referring to the table, what happens to the wavelength of a wave when the density of the medium is increased? Table: Frequency (Hz) Density (kg/m) Tension (N) Speed (cm/s) Wavelength (cm) 0.85 0.1 4.0 632.5 744.1 0.85 0.7 4.0 239.0 281.2 0.85 1.3 4.0 175.4 206.4 0.85 1.9 4.0 145.1 170.7arrow_forwarduse the wave shown above to answer the question. The wave is travelling to the right with a speed of 1.5m/s. this history graph was taken at x = 2.0m. A) what is the frequency of this wave? B) what is the wave number of this wave? C) what is the phase constant of this wave?arrow_forward
- Please show all steps. Label all variable symbols such as wavelength, wave speed, period etc before using them in a formula. Please write out answer if possible. DO NOT TYPE ANSWERS WITHOUT MULTIPLICATION OR DIVISION SIGNS.arrow_forwardGHT 1.5 1.6 stive Structive he disturbar int X. the ty For each diagram, A and B, state whether the waves are in phase or out of phase. Diagram A Diagram B The diagram indicates two points X and Y on a wave train. The distance between X and Y is 45 cm. Use the diagram to answer the questions. 20 cm 1.6.1 What is the wavelength of the wave? A 45 cm B 60 cm C 30 cm D 15 cm A 0,2 Hz C 0,4 Hz 1.6.2 The series of waves on the sketch arose in 0,4 s. The frequency of the wave train is: B 5 Hz D 2,5 Hz 1.6.3 The speed of this wave is: A 1,8 m-s1 C 0,15 m s B 0,09 m-s1 D 1,5 m-s1 1.8 r A Qu 2.1 2.3 2. 2arrow_forwardFor items 1-2, choose only one correct answer. 1. What is the speed of sound when the temperature is 39°C in aluminum? A. 5119.2 m/s B. 5122.2 m/s C. 5123.4 m/s D. 5127.4 m/s 2. What is the gravitational field strength in N/kg on the surface of the sun? Given: r= 6.96x10^8 m m= 1.99x10^30 kg A. 1.6 B. 9.8 C. 127 D. 274arrow_forward
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