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need help with this physics question! the more detail the better
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One way...
One way of measuring the frequency of a sound is to make measurements of the interference...
One way of measuring the frequency of a sound is to make measurements of the interference pattern that is created when the sound is produced by two sources. You find that for two sources, the sound is loudest when you are equidistant from the sources. You then determine that there is a minimum in intensity when you are 3.1 m farther from one source than the other. What is the frequency of the source? Use the speed of sound of...
Need help with the physics problem below! Please show which equations you use so I can...
Need help with the physics problem below! Please show which equations you use so I can better understand the concepts. Two speakers are connected to a 400 Hz oscillator. One speaker is placed at one end of the street, and the other is placed at the other end of the street. You are standing in the middle of the street, right between the two speakers.(Speed of sound is 343 m/s) (a) What is the spacing between the nodes in the...
You find an unmarked blue laser on your way to physics class. When you get to...
You find an unmarked blue laser on your way to physics class. When you get to class you realize that you can determine the wavelength of the laser by doing a double-slit experiment. Shining the laser through a double slit with a separation of 0.351 mm and projecting the interference pattern on the wall 2.17 m away, the first bright fringe is 2.85 mm from the center of the pattern. What is the wavelength? nm
i have some physics questions. please give me ALL CORRECT ANSWERS. thank you Question: The average...
i have some physics questions. please give me ALL CORRECT
ANSWERS. thank you
Question: The average power from a sound wave passing through an area of 1.16 m2 at a distance of 4.55 m from a source is 3.63 mW The sound wave is propagating isotropically in three dimensions through a gas with a density of 1.29 kg/m3. The wave has a speed of 330 m/s and a displacement amplitude of 5.39 nm at a distance of 4.55 m from...
You are seated on a couch equidistant between two speakers. The speakers are a = 2.3...
You are seated on a couch equidistant between two speakers. The speakers are a = 2.3 m apart and you are seated b = 4.6 m away from the point between the speakers as shown in the figure below. Both speakers play a G note (a constant frequency of 392 Hz) in phase and at the same volume. As you move left and right along the couch, you notice that the volume alternates between minimum and maximum due to interference...
Open with Physics 1214, General Physics -I, Fall 2019 Recitation Problems 9- Chapters 9, 10, 12,...
Open with Physics 1214, General Physics -I, Fall 2019 Recitation Problems 9- Chapters 9, 10, 12, 11 PROBLEMS: SHOW ALL WORK, not just the answers 1. From a stationary position at 0-0, a bicycle wheel accelerates with a constant angular acceleration of a = 10.0 s a) What is its angular velocity o after 5 s? b) What is its angular position 0 at that time? 2. An iceskater is turning at a PERIOD of (1/3) second with his arms...
Help with question number 2 please PRACTICE EXERCISES A nular wave pulses are traveling in opposite...
Help with question number 2 please
PRACTICE EXERCISES A nular wave pulses are traveling in opposite directions along a string. At -0, the two pulses are as shown in the meters, and that the pulse speeds are 10m/s) 1) Tw Sketch the wave functions for t 1, 2, and 3 figure. (As s sume the unit on the x-axis is (Hint: Just use the principle of superposition.) s qu 10 10 t- 0 15 45 50 2) Sound source A...
1. The speed of sound in an alcohol at a temperature of 20°C is 1260 m/s....
1. The speed of sound in an alcohol at a temperature of 20°C is 1260 m/s. The density of the alcohol at that temperature is 650 kg/m^3. At a temperature of 20°C, find the bulk modulus of the alcohol. 1030 MPa 1080 MPa 1140 MPa 1190 MPa 1240 MPa 2. During a thunderstorm, you hear the sound 4 s after you see the lightning flash. How far did it fall? Assume the temperature outside is approximately 20 1.324 km 1.372...
need help with all these problems please 2. An iceskater is turning at a PERIOD of...
need help with all these problems please
2. An iceskater is turning at a PERIOD of (1/3) second with his arms outstretched. a) What is his ANGULAR VELOCITY o? b) If he pulls his arms towards his body to reduce his MOMENT OF INTERTIA by 16 what is his ANGULAR VELOCITY ? c) How much does his ROTATIONAL KINETIC ENERGY change? That is, if the initial Kinetic Energy is (KE) initial, what is the final KE? d) Where did that...
I need some help with this problem, thank you! 2. An observer approaches a stationary source,...
I need some help with this problem, thank you!
2. An observer approaches a stationary source, that is emitting a 500 Hz sound wave. At what approach velocity must the observer approach the source to observe a 10 percent increase in frequency? Use 330 m/sec as the velocity of sound.
One way of measuring the frequency of a sound is to make measurements of the interference pattern that is created when the sound is produced by two sources. You find that for two sources, the sound is loudest when you are equidistant from the sources. You then determine that there is a minimum in intensity when you are 3.1 m farther from one source than the other. What is the frequency of the source? Use the speed of sound of...
i have some physics questions. please give me ALL CORRECT
ANSWERS. thank you
Question: The average power from a sound wave passing through an area of 1.16 m2 at a distance of 4.55 m from a source is 3.63 mW The sound wave is propagating isotropically in three dimensions through a gas with a density of 1.29 kg/m3. The wave has a speed of 330 m/s and a displacement amplitude of 5.39 nm at a distance of 4.55 m from...
Open with Physics 1214, General Physics -I, Fall 2019 Recitation Problems 9- Chapters 9, 10, 12, 11 PROBLEMS: SHOW ALL WORK, not just the answers 1. From a stationary position at 0-0, a bicycle wheel accelerates with a constant angular acceleration of a = 10.0 s a) What is its angular velocity o after 5 s? b) What is its angular position 0 at that time? 2. An iceskater is turning at a PERIOD of (1/3) second with his arms...
Help with question number 2 please
PRACTICE EXERCISES A nular wave pulses are traveling in opposite directions along a string. At -0, the two pulses are as shown in the meters, and that the pulse speeds are 10m/s) 1) Tw Sketch the wave functions for t 1, 2, and 3 figure. (As s sume the unit on the x-axis is (Hint: Just use the principle of superposition.) s qu 10 10 t- 0 15 45 50 2) Sound source A...
need help with all these problems please
2. An iceskater is turning at a PERIOD of (1/3) second with his arms outstretched. a) What is his ANGULAR VELOCITY o? b) If he pulls his arms towards his body to reduce his MOMENT OF INTERTIA by 16 what is his ANGULAR VELOCITY ? c) How much does his ROTATIONAL KINETIC ENERGY change? That is, if the initial Kinetic Energy is (KE) initial, what is the final KE? d) Where did that...
I need some help with this problem, thank you!
2. An observer approaches a stationary source, that is emitting a 500 Hz sound wave. At what approach velocity must the observer approach the source to observe a 10 percent increase in frequency? Use 330 m/sec as the velocity of sound.
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