vUS a SOuIRCtOS-PHY 120 QUESTION 1 A wire of lenath 23 m is stretched with a...
QUESTION 10 A water wave of wavelength 859 cm travels a distance of 64 m in a time of 14 s. What is the period of the wave, in units of seconds? QUESTION 11 On a day when the temperature is 8 degrees Celcius, what is the speed of sound in air, in units of m/s QUESTION 7 What is the intensity of a sound with a sound intensity level (SIL) 67 dB, in units of W/m2? QUESTION 8 If...
A horizontal wire is stretched with a tension of 94.0 N , and the speed of transverse waves for the wire is 406 m/s. What must the amplitude of a traveling wave of frequency 73.0 Hz be in order for the average power carried by the wave to be 0.360 W ?
Q. A steel wire with mass 37.0 g and length 7.10 m is stretched tightly between its two endpoints. In its fundamental mode, the wire vibrates at a frequency of 59.0 Hz. When plucked, traveling waves bounce from one end to the other. a) What is the speed of waves propagating along the wire? b) Calculate the tension in the wire. c) A standing wave at the fundamental frequency has an amplitude of 0.340 cm . Calculate the magnitude of...
QUESTION 1 A 200-m-long aluminum rail is struck by a hammer at one end. How long will it take the resulting sound wave to reach the other end? Aluminum has a density of 2700 kg/m^3 and a Young's modulus of 70 GPa o a. 39 ms ob. 25 s O C. 5090 s o d. 1.02x10^6 s QUESTION 2 What will the wavelength of a 1000 Hz wave be in aluminum? Aluminum has a density of 2700 kg/m^3 and a...
A 0.43-kg cord is stretched between two supports, 7.9 m apart. When one support is struck by a hammer, a transverse wave travels down the cord and reaches the other support in 0.83 s . What is the tension in the cord?
A steel piano wire, of length 1.250 m and mass 4.80 д is stretched under a tension of 480.0 N. What is the speed of transverse waves on the wire? Enviar Respuesta Tries 0/12 A steel piano wire, of length 1.250 m and mass 4.80 д is stretched under a tension of 480.0 N. What is the speed of transverse waves on the wire? Enviar Respuesta Tries 0/12
12. [1pt] A piano wire is stretched to a tension of 330 N. A wire is just a string made of metal. If the wire is 1.76 m long and has a total mass of 0.250 kg, what is the phase speed of transverse waves travelling along this wire?
A steel wire of length 30.0 m and a copper wire of length 20.0 m, both with 1.00-mm diameters, are connected end to end and stretched to a tension of 150 N. During what time interval will a transverse wave travel the entire length of the two wires?
EXAMPLE 14.8 Harmonics of a Stretched Wire GOAL Calculate string harmonics, relate them to sound, and combine them with tensile stress. PROBLEM (a) Find the frequencies of the fundamental, second, and third harmonics of a steel wire 1.00 m long with a mass per unit length of 2.00 x 10-kg/m and under a tension of 80.0 N. (b) Find the wavelengths of the sound waves created by the vibrating wire for all three modes. Assume the speed of sound in...
A steel wire of length 29.0 m and a copper wire of length 25.0 m, both with 1.00-mm diameters, are connected end to end and stretched to a tension of 132 N. During what time interval will a transverse wave travel the entire length of the two wires? (The density of steel and copper are 7860 and 8920 kg/m3, respectively.) s