Pearson eText for College Physics: Expl...2nd EditionEugenia Etkina, Gorazd Planinsic Publisher: PEARSON+ISBN: 9780137443000
Pearson eText for College Physics: Expl...
Solutions for Pearson eText for College Physics: Explore and Apply -- Instant Access (Pearson+)
Problem 1RQ:
How do you produce a longitudinal wave on a Slinky? How do you produce a transverse wave?
Problem 5RQ:
Why is it impossible to create a traveling wave on a Slinky that propagates in only one direction?Problem 6RQ:
Your friend says that it is impossible for two waves to arrive at the same point and still have no...Problem 7RQ:
Is the following sentence true? When two sinusoidal sounds of the same amplitude but different...Problem 8RQ:
One end of a horizontal string of length L passes over a pulley with a block hanging at the end. A...Problem 9RQ:
When we studied traveling waves, we decided that the wavelength of a wave depends on the frequency...Problem 10RQ:
An ambulance siren blares continuously as the ambulance approaches you and then moves away. How does...Problem 1MCQ:
What does it mean if the speed of a wave is 300 m / s? a. Each particle moves at a speed of 300 m /...Problem 2MCQ:
2. What does it mean if the wavelength of a wave is 4.0 m?
a. The wave continues to travel for 4.0 m...Problem 3MCQ:
3. If you wish to represent one period of a wave on a string, which two variables should you have on...Problem 4MCQ:
4. If you wish to graph the disturbance pattern of a wave on a long string at one clock reading,...Problem 5MCQ:
Which mathematical expression represents a cause-effect relationship for a traveling wave?...Problem 8MCQ:
8. Figure Q11.8 shows the displacement-versus-time graph of the left end of a 12-m-long rope. The...Problem 11CQ:
11. Figure Q11.11 shows a snapshot of two pulses that are propagating with speed v = 1.0 m/s along...Problem 13CQ:
13. What physics ideas were necessary to construct Eq. (11.4) ? What math ideas did you need?
Problem 14CQ:
14. How do you know that the wavelength of a wave can be calculated by multiplying the speed of the...Problem 15CQ:
What conditions are necessary to create a sinusoidal wave in a certain medium? What is needed to...Problem 16CQ:
Invent and describe an experiment to estimate the speed of sound in air. You can use only everyday...Problem 18CQ:
18. Describe two useful types of information a geologist can obtain by detecting sound reflected...Problem 19CQ:
19. Two speakers hang from racks placed in an open field. When sound of the same frequency comes...Problem 20CQ:
Two identical sound waves are sent down a long hall. Does the resultant wave necessarily have...Problem 21CQ:
Sound waves of all frequencies in the audio frequency range (20-20,000 Hz) travel at the same speed...Problem 23CQ:
Describe the common features and differences between traveling waves and standing waves.Problem 24CQ:
24. Why do different guitar strings sound different when you pluck them, even though they are the...Problem 1P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated otherwise....Problem 2P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated otherwise....Problem 3P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated...Problem 4P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated otherwise....Problem 5P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated...Problem 10P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated otherwise....Problem 11P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated otherwise....Problem 13P:
Assume that the speed of sound in air is 340 m/s for all of these problems unless stated...Problem 15P:
Telephone line A telephone lineman is told to stretch the wire between two poles so the poles exert...Problem 16P:
16. * A pulse travels at speed v on a stretched rope. By what factor must you increase the force you...Problem 17P:
17. A 0.62-kg Slinky has 185 coils. When you and your friend stretch the Slinky by exerting a 2.0-N...Problem 19P:
=100g/m and the middle section is made from rope with 2=200g/m When a pulse is produced at one end...Problem 20P:
Show using a sketch and mathematics that the intensity of a two-dimensional wave is inversely...Problem 21P:
Show using a sketch and mathematics that the intensity of a three-dimensional wave is inversely...Problem 22P:
22. * You are standing at position A and your friend at position B on a lake shore (see Figure...Problem 27P:
27. Sound wave in Earth A sound wave created by an explosion at Earth's surface is reflected by a...Problem 28P:
A 5.0-kg rope that is 20 m long is woven to an 8.0-kg rope that is 16 m long. The ropes are pulled...Problem 30P:
Repeat the previous problem for the case where the pulse on the right is upright rather than...Problem 32P:
32. Two waves shown in Figure P11.32 at zero clock reading move toward each other at a speed of 10...Problem 34P:
34. * Use Huygens' principle and a wave front representation of waves to show that if you place a...Problem 36P:
36. * You have two synchronously vibrating objects in an infinitely large pool. The distance between...Problem 38P:
38. The energy of a sound wave is proportional to its amplitude squared. Why is it difficult to hear...Problem 40P:
* Supersonic jet The sound intensity 5 km from the place where a supersonic jet takes off is...Problem 41P:
* You are in an open field investigating how sound propagates. You place a rubber balloon 40.0 m...Problem 42P:
One loudspeaker is producing a tone of frequency 236.30 Hz and a second loudspeaker a tone of...Problem 43P:
43. * Tovi is playing a flute and Dawn is playing a violin. At the beginning of the performance,...Problem 44P:
Music in music a very soft sound called pianississimo" (ppp) might have an intensity of about...Problem 46P:
46. Calculate the change in intensity level when a sound intensity is increased by a factor of 8, by...Problem 48P:
48. Banjo fret How far from the end of the banjo string discussed in the previous problem must a...Problem 49P:
* Violin string A 0.33-m-long violin string has a mass of 0.89 g The peg exerts a 45 N force on it....Problem 50P:
A person secures a 5.0-m-long rope of mass 0.40 kg at one end and pulls on the rope, exerting a...Problem 51P:
51. * Laura and Elana are discussing how to solve the following problem. “A canary sits 10 m from...Problem 53P:
* Ratio reasoning By what percent does the frequency of a piano string change if the force that the...Problem 55P:
55. * Brooklyn-Battery Tunnel The 2779-m Brooklyn-Battery Tunnel, connecting Brooklyn and Manhattan,...Problem 56P:
* Flute A wooden flute, open at both ends, is 0.48 m long. (a) Determine its fundamental vibration...Problem 57P:
Organ pipe The lowest three standing wave vibration frequencies of an organ pipe are 120 Hz, 360 Hz,...Problem 58P:
The speed of sound can be measured using the apparatus shown in Figure P11.58.A 440-Hz tuning fork...Problem 60P:
60. * A rope of length L is attached to a vibrating mechanism that vibrates with a constant...Problem 61P:
61. * A 3.0-m-long rope with a mass of 100 g is tied to a vibrating mechanism at one end and to a...Problem 62P:
* A 1.2-m-long open-closed pipe is producing sound by vibrating with its third harmonic. (a)...Problem 63P:
* Figure P11.63 shows the spectrum of sound that is produced by two pipes simultaneously vibrating...Problem 65P:
* See the spectrum in Figure P11.63. (a) Can this be a spectrum of the sound of an open-open pipe...Problem 66P:
Car horn A car horn vibrates at a frequency of 250 Hz. Determine the frequency a stationary observer...Problem 67P:
Train whistle A car drives at a speed of 25 m/s along a road parallel to a railroad track. A train...Problem 68P:
68. * BIO Speed of blood A source of ultrasound emits waves at a frequency of . The waves are...Problem 69P:
69. * Circular motion sound source A whistle with frequency 400 Hz moves at speed 20 m/s in a...Problem 70P:
BIO Bat echo A bat emits short pulses of sound at a frequency of 1.60105 Hz. As the bat swoops...Problem 71P:
105 Hz emits sound waves and detects the same waves after they are reflected from a baseball thrown...Problem 72GP:
* Violin strings The speed of a wave on a violin A string is 288 m/s and on the G string is 128 m/s....Problem 73GP:
73. * Use Huygens' principle and a wave front representation of waves to show that a plane wave...Problem 76GP:
s teammate shouts at her to catch a ball. Estimate the time required for the sound to travel a...Problem 77GP:
77. ** EST While camping, you record a thunderclap whose intensity is . The clap reaches you 3.0 s...Problem 78GP:
78. ** BIO Blood speed A red blood cell travels at speed 0.40 m/s in a large artery. A sound of...Problem 81RPP:
81. If the car from Problem 11.80 is moving at 20 m/s toward the stationary car, which answer below...Problem 82RPP:
82. Which answer below is closest to the distance that the moving car in Problem 11.81 travels...Problem 83RPP:
Compare your answers to Problems 11.80 and 11.82. If you want a more accurate measure of the...Problem 84RPP:
While your car from Problem 11.80 is stationary, you emit a 20,000-Hz signal and get a 22,000-Hz...Problem 87RPP:
87. What amplifies the air pressure in the ear?
a. Pinna (2 times) and ossicles (30 times)
b. Pinna...Browse All Chapters of This Textbook
Chapter 2 - Kinematics: Motion In One DimensionChapter 3 - Newtonian MechanicsChapter 4 - Applying Newton’s LawsChapter 5 - Circular MotionChapter 6 - Impulse And Linear MomentumChapter 7 - Work And EnergyChapter 8 - Extended Bodies At RestChapter 9 - Rotational MotionChapter 10 - Vibrational MotionChapter 11 - Mechanical Waves
Chapter 12 - GasesChapter 13 - Static FluidsChapter 14 - Fluids In MotionChapter 15 - First Law Of ThermodynamicsChapter 16 - Second Law Of ThermodynamicsChapter 17 - Electric Charge, Force, And EnergyChapter 18 - The Electric FieldChapter 19 - Dc CircuitsChapter 20 - MagnetismChapter 21 - Electromagnetic InductionChapter 22 - Reflection And RefractionChapter 23 - Mirrors And LensesChapter 24 - Wave OpticsChapter 25 - Electromagnetic WavesChapter 26 - Special RelativityChapter 27 - Quantum OpticsChapter 28 - Atomic PhysicsChapter 29 - Nuclear PhysicsChapter 30 - Particle Physics
Sample Solutions for this Textbook
We offer sample solutions for Pearson eText for College Physics: Explore and Apply -- Instant Access (Pearson+) homework problems. See examples below:
Chapter 2, Problem 1RQChapter 3, Problem 1RQChapter 4, Problem 1RQChapter 5, Problem 1RQChapter 6, Problem 1RQChapter 7, Problem 1RQIntroduction: Center of mass is a point where the complete mass of any object is said to be...Chapter 9, Problem 1RQChapter 10, Problem 1RQ
Chapter 11, Problem 1RQIntroduction: The following mechanisms can be logically constructed to understand the reason behind...Chapter 13, Problem 1RQIntroduction: Bernoulli’s principle states that fluids moving at a faster velocity have lesser...Chapter 15, Problem 1RQIntroduction: Energy of an isolated system, such as the universe always remains constant, as stated...Chapter 17, Problem 1RQChapter 18, Problem 1RQChapter 19, Problem 1RQChapter 20, Problem 1RQChapter 21, Problem 1RQIntroduction: Experimentally, it has been observed that, the projection on the wall will be upside...Chapter 23, Problem 1RQChapter 24, Problem 1RQChapter 25, Problem 1RQChapter 26, Problem 1RQIntroduction: Planck’s hypothesis stated that an accelerated charged particle can radiate an...Introduction: The Rutherford atomic model is also known as the planetary or nuclear model of an...Introduction: Rutherford, in 1899, conducted an experiment in which he set up two parallel metal...Introduction: Beta decay is referred to as the transformation of protons into neutrons and...
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