Physics, 24.06.2020 20:01, jrjordans13ox06qs
The cord of a musical instrument is fixed at both ends and has a length L m, diameter d mm, and density pkg/m3. (a) Find the tension required in order to have a fundamental frequency offi Hz. (b) Determine the velocity of wave propagation, c in the cable. (c) Determine the third natural frequencies of vibration of the cable, if tension is increased by 15%. Wire Lenth, L =2.50m , Dia, d =0.8(mm), d =0.0008(m), Density=7925(kg/m3), p=0.003983539(kg/m) and f1= 4(Hz)
Answers: 1
Physics, 21.06.2019 22:30, ceceshelby646
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
Physics, 22.06.2019 09:00, keshho
When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.
Answers: 1
The cord of a musical instrument is fixed at both ends and has a length L m, diameter d mm, and dens...
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