Essential University Physics: Volume 1 (3rd Edition)

Chapter 14

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The velocity of the wave is determined based only ... more

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The higher the distance between the peak and the ... more

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The intensity of light from object at planet is ... more

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The decibel scale being a logarithmic scale means ... more

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The separation between the two holes is comparable... more

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If the other end of the string is attached to the ... more

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Shock waves are waves that are produced when wave ... more

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An oscillation, which is a periodic movement that ... more

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Light B has a higher frequency. ; The formula to ... more

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The formula to calculate the frequency of a wave ... more

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NoFrom the formula, , it is clear that spring ... more

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Increases by factor of ; The formula to calculate ... more

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The speed will be maximum at the top of the rope ... more

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No ; Intensity is light is the power per unit area... more

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The wave is sound because it is a mechanical wave ... more

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Increase by a factor of ; Sound waves are ... more

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Because the bulk modulus of water is much greater... more

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Due to unequal refraction. The speed of light in ... more

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A moving source creates uneven waves whereas a ... more

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Sound travels faster in water than in air. So, ... more

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; The formula to calculate the time period is , ... more

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; A wave is a traveling disturbance that ... more

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  ; The formula to calculate the velocity of the ... more

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; The general wave equation is given by where ... more

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; The expression for the speed of the transverse ... more

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; The expression for the speed of the transverse ... more

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1.47 kg ; The expression for the speed of the ... more

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9.9 W ; The expression for the average power ... more

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The S.I. unit of pressure is  and S.I. unit of ... more

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; The expression for the speed of sound in the ... more

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; The expression for the speed of sound is given ... more

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The expression for the speed of sound in the gas ... more

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 The frequency in the mixture of gas O and gas N ... more

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7.14 s ; The expression for angular frequency is ... more

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5.4 m ; In the diagram, the waves pass through two... more

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170 Hz ; When the cord is fixed at both ends, cord... more

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0.143 m ; The expression for the wavelength of the... more

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; The term Doppler effect, describes the ... more

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93 Hz ; The term Doppler effect, describes the ... more

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43 m/s ; The term Doppler effect, describes the ... more

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The galaxy is receding with a speed of from the ... more

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30 m/s ; The formula to calculate the speed of the... more

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The expression for the speed of the wave at is ... more

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; The expression for the total energy in the wave... more

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; The formula to calculate the intensity of sound... more

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; The expression for the intensity of light is ... more

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The displacements of the two waves and are given... more

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; The total stretched length of the spring is  ... more

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; The intensity of the sound wave is defined as ... more

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; The area of the region from the source to the ... more

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; The change in the length of the spring for the... more

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In the relation, , substitute . Then rearrange the... more

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In the relation, , substitute and , where . Then ... more

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6.3 m ; The formula to calculate the first decibel... more

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; The formula to calculate the wavelength of the ... more

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Substitute for into to obtain as .Substitute ... more

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Substitute for into to evaluate .Substitute ... more

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Substitute for into to calculate the value. ... more

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; Draw a diagram to show the direction of the ... more

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; The speed of the wave is equal to , where is ... more

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; The Doppler’s effect is a change in frequency ... more

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The device worked properly. ; The Doppler’s effect... more

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The formula to calculate the time to travel the ... more

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The device is insufficient as it detects the speed... more

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  ; The formula to calculate the speed of the wave... more

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When is plotted against , it produces a straight ... more

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The wave speed according to the given formula is ... more

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The given wave can be compared with the standing ... more

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The formula to calculate the wave speed of the ... more

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The given waves can cover a large distance across ... more

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