0./19 : Length of 0.3 m wire vibrates in fundamental mode at frequency 480 Hz. Then the velocity of sound wave in air is
Q: siren emitting sound of frequency 800Hz is going away from a static listener with a speed of 30m/s.…
A: A
Q: A student wants to establish a standing wave on a wire 1.8 m long clamped at both ends. If the wave…
A: The minimum frequency of fundamental mode (fmin) of a standing wave on a string tied at both ends…
Q: 1.) Determine the velocity of sound in mercury, ehich has a bulk modulus of 2.8x10¹⁰ and a density…
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Q: 2. In an increasingly rare scenario, an orca (killer whale) chases a salmon. The orca can locate the…
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Q: 79. A human ear detects sound as a result of fluctuations in air pressure against the eardrum, which…
A: P(t) = 0.02cos(1000t-10π)
Q: What frequency will be heard by a moving observer travelling at 25 m s-1 towards a stationary siren…
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Q: 4-A mosquito's wings are emitted a frequency of 1000 Hz if the mosquito flies toward a stationary…
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Q: 5. Calculate the time displacement for each of the given waves, stating lead or lag. 11 (b)…
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Q: Q 19) If the velocity of blood flow in the aorta is about (m / s 0.32), what is the pulse frequency…
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Q: 3. A loudspeaker emits a sound wave at 284 Hz. Assume that the speed of sound in air is 340 ms-1.…
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Q: Your phone can generate a frequency of 680HZ. If the speed of sound in the room is 340m/s, what…
A: Given data, Frequency of phone i.e., frequently of source fs = 680 hz Speed of sound v = 340 m/s…
Q: 1. Two out of phase loudspeakers are some distance apart. A person stands 5.60 m from one speaker…
A: Speed of sound in air v= 340m/s
Q: 7. A dB meter registers 129 dB when placed 1.50 m in front of a loudspeaker. Assuming uniform…
A: Given value--- sound intensity level 1 = 129 dB. r1 = 1.5 . sound intensity level 2 = 76 dB. r2 = ?
Q: Intensity of sound = (10] ^(-6) W/m^2, measured the intensity level? if the sound inaudible or…
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Q: If a wind instrument, such as a tuba, has a fundamental frequency of 32.0 Hz, what are its first…
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Q: 1. The frequency of blue light is 6.4 × 10¹4 Hz, and the frequency of red light is 4.0 × 10¹4 Hz.…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: 5.20 m from one speaker and 3.80 m from the other. What is the third lowest frequency at which…
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Q: QUESTION 18 A wave of wavelength 400 m is having a speed of 330 m/s. Its frequency is Additional…
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Q: 1. The equation of certain traveling waves is y(x,t) = 0.0450 sin(25.12x - 37.68t - 0.523) where x…
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Q: The speed of sound is 343 m/s. What is the lowest frequency that can be played by a tube that is…
A: Solution
Q: 8. Two sound waves whose equations are Y-2 sin 200 t and y =6 sin 208 t- 400 100 superpose each…
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Q: # 18. A police car sounding a siren with a frequency of 1.580 [kHz] is km] traveling at 120.0…
A: Frequency=1.580khz,,Speed=120.To find,a)In car approach: Frequency observed=? In car receded:…
Q: 29
A: A mechanical wave requires medium for its propagation.
Q: Bats can detect small objects such as insects that are of a size on the order of a wavelength. If…
A: Given, Frequency, f=60 kHz Speed of soundwaves, v=330 m/s
Q: 1. A sinusoidal signal makes 80000 cycles in one minute, what is the period of this signal?
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Q: The pipes of a pipe organ function as open pipes (open at both ends). A certain pipe must produce a…
A: Determine the speed of sound at a temperature of 150C.
Q: 13. Two speakers, 3.5 m apart, emit the same frequency sound. An observer is 5.0 m away from the…
A: The path difference between the two interference pattern is,…
Q: A student wants to establish a standing wave on a wire 1.8 m long clamped at both ends. If the wave…
A: When the wire is fixed at both ends, the frequency of the standing wave is written as, Here, v and…
Q: In a resonance tube with tuning fork of frequency 512Hz, first resonance occurs at water level equal…
A: Option
Q: 7. On a given day, the speed of sound in air is 3434m/s. As an emergency vehicle approaches you, you…
A: Write the expression for observed frequency f' in terms of the sound frequency. the speed of the…
Q: A student wants to establish a standing wave on a wire 2 m long clamped at both ends. If the wave…
A: The minimum frequency of fundamental mode (fmin ) of a standing wave on a string tied at both ends…
Q: Two waves of amplitude 0.3 m and 0.5 m interfere constructively. The resultant intensity is…
A: Given data- First Amplitude a1=0.3 m Second Amplitude a2=0.5 m We have to find the resultant…
Q: A bell emits sound energv uniformly in all directions at a rate of 4.00 x 103 w. What is the…
A: Given that, Sound Energy emitted radiated at rate that is power(P) = 4 × 10^(-3) W distance (d) =…
Q: Three friends x,y,z are standing in a line at equal distance of 1m. Person y is standing exactly in…
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Q: 3. Two identical loudspeakers are some distance apart. A person stands 5.20 m from one speaker and…
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Q: Estimate the phase shift between the below two sinusoidal signals in degrees 10 as 00 05 10 000 0005…
A: The equation of first wave: V= A cosω t The equation of second wave: V=A cos( ω t +ϕ) from graph:…
Q: 54. What is the intensity in decibels of a 20 Watt speaker at 50 meters away? Intensity = Power/…
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Q: A sound wave enters the thin tube at P and exits at Q. Assume r = 0.41m and the wavelength is 1.86m.…
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Q: 2. A spherical source radiates sound uniformly in all directions. At a distance of 11 m, the sound…
A: The distance from the source is 11 m.The intensity of the sound level is 94 dB.
Q: und waves both have period nd a phase shift of 0.5 comp
A: Given: Amplitude are 50 and 60 A1=50A2=60 Phase shift is given as 0.5 ϕ=0.5×2πϕ=π Time period can be…
Q: A string held fixed at both ends had a fundamental frequency of 125hz. Which of the following…
A: Fundamental frequency of a string fixed at both ends (f) = 125 Hz
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