a brass pipe is open on one end and closed on the other. on a cold winter day with a temperature of -30° C it has a fundamental frequency of 20Hz. a) what is the length of the pipe?b) if the pipe is placed in a 500° C oven, what is the fundamental frequency once it is in thermal equilibrium?
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a brass pipe is open on one end and closed on the other. on a cold winter day with a temperature of -30° C it has a fundamental frequency of 20Hz. a) what is the length of the pipe?b) if the pipe is placed in a 500° C oven, what is the fundamental frequency once it is in thermal equilibrium?
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- A pipe open at both ends has a fundamental frequency of 300 HZ when the temperature is 0C if the speed of sound in air is 331M/S at 0C what is the length of the pipe? What would be the frequency of the fundamental as the temperature increases to 20 C where the speed of sound is 343M/S?4. (a) What should be the length of an organ pipe, closed at one end, if the fundamental frequency is to be 257.9 Hz? (Assume a temperature of 20°C.) Round final answers to the third digit. in cm (b) What is the fundamental frequency of the organ pipe of part (a) if the temperature drops to −5.000°C? in HzA music instrument is open only on one end. When a musician blows air in it, it is at the body temperature of 36C. If the musician places a finger to form a column of 20cm, what is the fundamental frequency of the sound produced? What is the wavelength of that sound wave?
- A transverse wave travels across a string having a linear mass density 0.069 kg/m. The wavelength of the wave is measured to be 0.685 m and the frequency is 31.5 Hz. What is the tension in the string?An organ pipe that is open both ends has a fundamental frequency of 382 Hz at 0 ° C. Calculate the fundamental frequency for this pipe at 35 ° C.The linear mass density of a copper, 36.0cm long cable is 0.00750kg/m.The wire is fastened at each end. The speed of sound in air is 344m/s. The wavelength ofa standing wave that is set up in the wire is 14.4cm. The wire’s tension is 254.8N. a) Which harmonic is present in the standing wave? b) ) What is the velocity of the wave in the wire? c) ) What is the frequency of the wave? d) ) How far from the wire’s end is the first anti-node?
- A thick power line of length 75 m is stretched taut between two poles, experiencing a tension force of 6250 N. The mass of the power line 750 kg. What is the maximum resonate frequency of the cable if the wavelength is exactly 1/3 the length of the cable?Part 1: Tube open at both ends A 2.57 m open ended pipe has two successive harmonics at 495 Hz & 550 Hz. Determine the fundamental frequency, the fundamental wavelength, the wave speed, and the air temperature. f₁ = λη Ξ V = T = Part 2: String fixed at both ends A copper cable of radius 0.6 cm is fixed at both ends and has a tension of 36,910 N. For this cable, the fifteenth harmonic has a frequency of 390 Hz. Determine the fundamental frequency, the fundamental wavelength, the wave speed, and the length of the cable. f₁ = 2₁ = V = L = Part 3: Tube closed at one end A 0.21 m pipe that is closed at one end emits a 2695 Hz wave that has a wavelength of 0.12 m. Determine what harmonic the wave the fundamental frequency, the fundamental wavelength, the wave speed, & the air temperature. n= f₁ = °C 2₁ = V = T = °CA 4.0-m-long pipe, open at both ends, is placed in a room where the temperature is T = 25°C. A speaker capable of producing variable frequencies is placed at the open end and is used to cause the tube to resonate. (a) What are the wavelength and the frequency of the fundamental frequency? (b) What are the frequency and wavelength of the first overtone?
- Ultrasonic deep heating is accomplished by applying ultrasound of intensity 5.25 x 10³ W/m2 with a circular transducer having a radius of 3.10 cm. How long must this be applied for 1.00 kcal to be emitted? 264.11 X minA 0.485-m-long brass pipe open at both ends has a fundamental frequency of 347 Hz. (The coefficient of linear expansion for brass is 19 ✕ 10−6 °C−1.) a) Determine the temperature of the air in the pipe. b) If the temperature is increased by 22.0°C, what is the new fundamental frequency of the pipe? Be sure to include the effects of temperature on both the speed of sound in air and the length of the pipe.An interface is formed between a block of aluminium (with an acoustic impedance of 1.8 x 107 kg m2 s') and a block of copper (with an acoustic impedance of 4.6 x 107 kg m-2 s-1). Longitudinal sound waves travelling through the aluminium are normally incident on the boundary, and are partially reflected. a) What is the ratio of the amplitude of the reflected wave to that of the incident wave? Number b) What is the ratio of the amplitude of the transmitted wave to that of the incident wave? Number c) What percentage of the incident power is transmitted? Number d) What percentage of the incident power is reflected? Number % Ouit P Sove Questi