When a surface vibrates, air is forced to move, creating a sound wave.  What kind of  force is exerted by the moving surface on the air? A:     Gravitational force   Strike Reset  B:     Electrical force   Strike Reset  C:     Magnetic force   Strike Reset  D:     Mechanical force   Strike Reset

Q: A spaceship is approaching a space station at a speed of 1.95 x 105 m/s. The space station emits…

A: Write the given values of the problem- speed(u) u=1.95×105 ms frequency of source(fs)fs=5.99×1014 Hz

Q: string is 40.0 cm long and has a mass of 3.00 g. A wave travels at 4.80 m/s along this string. A…

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Q: Sound exerts a pressure P on the human ear.† This pressure increases as the loudness of the sound…

A: Given : relationship between pressure and loudness P = 0.0002 × 1.122D

Q: Two cars approach each other, each moving with a speed of 50 m/s, when one car starts to beep its…

A: Wavelength of the horn heard by the other driver. given, speed of carsvc=50 m·s-1frequencyf=475…

Q: A ship uses sonar to determine the depth of the seafloor. If the time between the emission of the…

A: Given  Speed of sound (v) = 343 m/s    Time between  taken by Sonar to emit  and  to detect after…

Q: 1) You are sitting on a bench by a road on a warm (29.5 °C) afternoon when an ambulance drives by.…

A: (a) Let f’ be defined as the apparent frequency heard by the observer. From Doppler Effect…

Q: You are traveling north on a highway moving at 23 m/sec. A police car is traveling toward you going…

A: It is given that

Q: An opera singer who is a baritone, lowers his pitch and raises his voice for a song. Which best…

A: The pitch of the sound depends on the frequency and the loudness of the sound depends on its…

Q: Which sentence explains why the walls sometimes vibrate in a room when the sound is coming from a…

A: First of all sound wave require a medium to travel. in this case medium is the wall, second sound…

Q: An ambulance traveling at a speed of 20.0 m/s sounds its siren, which has a frequency of 2. 00 · 10°…

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Q: You hold a speaker up to closed ended air column that is 1.20 m long. You slowly raise the frequency…

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Q: The speed of sound in vacuum at 250 degree C is: O a. 1.17 m/s O b. 200.275 m/s O C. 386.87 m/s O d.…

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Q: As a bat flies toward a wall at a speed of 5.90 m/s , the bat emits an ultrasonic sound wave with…

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Q: A train is moving parallel and adjacent to a highway with a constant speed of 20.0 m/s. A car is…

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Q: A physics professor demonstrates the Doppler effect by tying a 750 Hz sound generator to a…

A: Given Data : The frequency of the generator is given as f0 = 750 Hz. The length of the rope is given…

Q: A wave is moving at 9.4 m/s in the direction in which the waves on a lake are moving. Each time he…

A: Given: Velocity of jetskier with respect to ground, v = 9.4 m/s Frequency of bumping, f = 8.9 Hz…

Q: A source of sound waves of frequency 1.00 kHz is traveling through the air at 0.800 times the speed…

A: Given frequency of emitted sound = f = 1.00 kHz speed of source = Vsource = 0.008 × Vsound We have…

Q: Two eagles fly directly toward one another, the first at 15.0 m/s and the second at 20.0 m/s. Both…

A: Case-01 the first eagle is the source and the second eagle is the observer. Both the observer and…

Q: Young's modulus for steel is 20*10^10 N/m^2 and the density is 7.8*10^3 kg/m^3. The bulk modulus for…

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Q: Longitudinal sound waves

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Q: A stationary boat in the ocean is experiencing waves from a storm. The waves move at 55 km/h and…

A: The wavelength of the wave from the storm,

Q: A pulse travels at speed v on a stretched rope.  a) By what factor must you increase the force you…

A: In this case, a pulse travel at some speed on a stretched rope. And then the speed is increased by…

Q: A particular sound wave has a frequency of 1460 Hz. How much time passes while one wave is made? O…

A: Time period is given by T=1f where f is the frequency.  Here f= 1460 Hz Therefore time period will…

Q: Determine how much the average force acting on the eardrum of the human ear (area S = 66 mm2) is…

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Q: The intensity of sound waves is proportional to the square of the .frequency True False

A: As per our company guidelines we are supposed to answer ?️only first 3 question. Kindly repost…

Q: A car is moving to the left at 25 m/s while a truck is moving to the right at s 20m/s. If the truck…

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Q: Ocean waves 1.4 meters apart are moving towards the beach with a speed of 3.2 meters/sec. You are in…

A: Goven  The distance between ocean wave is , 1.4 m  Speed of ocean wave is 3.2 m/s  Speed of boat…

Q: A metal has a Young's modulus of 6.801 x 1010 N/m2. What is the speed of sound in a metal rod in the…

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Q: A string is 55.0 cm long and has a mass of 3.00 g. A wave travels at 4.60 m/s along this string. A…

A: FOR FIRST STRING length of string L =0.55 m    mass = 3 x 10-3 kg       speed of wave = 4.60 m/s…

Q: At a distance of 59 m from an airplane engaged in take-off the intensity of sound is 1.33 Wim What…

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Q: The wave functions of two sinusoidal waves traveling in the same Water flows through the pipes shown…

A: The diameter of the lower pipe and upper pipes are D1 and D2. They are given as follows. The…

Q: A pin with a mass of 0.15 g falls from rest on a table 1.0 m high. Upon reaching the floor, 0.02% of…

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Q: Four emergency vehicles (AD) are driving near you, each with a siren emits sound at the same…

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Q: A jetskier is moving at 8.9 m/s in the direction in which the waves on a lake are moving. Each time…

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Q: A geological survey ship mapping the floor of the ocean sends sound pulses down from the surface and…

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