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Ija Ija
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A year ago
Dust particles are pulverized rock, which has density 2500 kg/m3. They are approximately spheres 20 μm in diameter. Treating dust as an ideal gas, what is the root-mean-square speed (thermal speed) of a dust particle at (The Boltzmann constant is 1.38 × 10-23 J/K.)

3.0 × 10-5 m/s

7.3 × 10-5 m/s

1.7 × 10-5 m/s

5.2 × 10-5 m/s
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Essential University Physics


Edition: 3rd
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yenyen
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A year ago
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5.2 × 10-5 m/s
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A year ago
TY :)
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Dust particles are pulverized rock, which has density 2500 kg/m3. They are approximately spheres 20 μm in diameter. Treating dust as an ideal gas, what is the root-mean-square speed (thermal speed) of a dust particle at 570°C? (The Boltzmann constant is 1.38 × 10-23 J/K.)
wrote...
A month ago
Dust particles are pulverized rock, which has density 2500 kg/m3. They are approximately spheres 20 μm in diameter. Treating dust as an ideal gas, what is the root-mean-square speed (thermal speed) of a dust particle at 570°C? (The Boltzmann constant is 1.38 × 10-23 J/K.)
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