Consider a spherical cloud of gas of diameter D and density p. The only forces present in the system are pressure forces within the cloud and its self-gravity. The cloud is surrounded by empty space. For which of the following values of D is the fourth longest-wavelength mode of oscillation of the density perturbation unstable? (Below u is the speed of sound in the cloud and G is the gravitational constant) D = 3 ( D = (2) ਬ ( 5πu² Gp 2 1/2 1/2 1/2 D = D = (· πυ Gp 1/2 3пи² Gp

Consider a spherical cloud of gas of diameter D and density p. The only forces present in the system are pressure forces within the cloud and its self-gravity. The cloud is surrounded by empty space. For which of the following values of D is the fourth longest-wavelength mode of oscillation of the density perturbation unstable? (Below u is the speed of sound in the cloud and G is the gravitational constant) D = 3 ( D = (2) ਬ ( 5πu² Gp 2 1/2 1/2 1/2 D = D = (· πυ Gp 1/2 3пи² Gp

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Help.
View Image
Referencing the periodic table, determine the number of neutrons and protons in each of the following Isotopes: a) Li-7 b) C-14, c) Fe-58 , d) Hg-201, and e) Pu-239. Explain your answers
Question 12 Nuclear fusion is a process which releases large amounts of energy and takes place in the core of stars like our Sun. Explain what is meant by nuclear fusion and the conditions necessary for it to take place. [about 150 words TUTARIA xecfureter pitztenen fargeping tontien SEAGA tallerkitty KAMIRIKIA Tantaastattes Forterrebenta Tank-Taric Hartafferies Whyteuffer ENDRERITAT ESFISSTEHALE SUSECTIONE STMENTEEL itaftarly RICERCAGE evements teleidens RISTISTATASTE athleschicht JEZERSITE GAMBAR 4315742424 Satelit Stimale Ras MUJERESES Sosyesyevelse 284 SHITA BRAWLIBETTEREM Intermit GIGIRIGEN EN ANDJESTHE LAE THUIZEMIE BURE POTESISIHAE JITHASEL
6. If Nitrogen-14 absorbs an alpha particle and then emits a Hydrogen-1, what is the resulting nucleus? 7. If Au-185 emits an alpha particle, what is the nucleus formed? 8. What nucleus emits an alpha particle and forms Th-234?
2. Name parts 1 through 5: E = E₁ [e-(t/t)² e-(T/ro)² cos(w₁t - kz), பட 1 2 3 4 5
Natural gas (CH.) fuel relcases 50 MJ per kilogram of fuel combusted. The reaction is CH, + 20, CO2 + 2H;0 Calculate the energy released per kilogram of CO2 emitted. [Energy released is Eepe E, where Eris energy released per kilogram of fuel combusted, mf is mass of a kilogram-mole of fuel (CH.), and mr is mass of a kilogram-mole of carbon dioxide (CO2). The Molecular mass of an atom of carbon, hydrogen and oxygen are 12, 1 and 16 respectively.]
What is unified atomic mass unit? Explain.
Nucleosynthesis talks about creation of new elements from existing nuclei. Explain briefly how the helium nucleus was formed.
What is the difference between fusion and fission nuclear reactions? Provide some examples of each reaction. Describe a mechanism of a chain reaction and draw a scheme explaining it.
All the drop downs say Fusion Fission
please help me do this based on the figure 3