Problem 2. A copper cube with a side length of 250 mm is sliding down an incline on a 10 μm thick film of oil. The angle of inclination is a = 15°. Given that the density of copper (Pcopper = 8.96 g/cm³) and the dynamic viscosity of the oil (oil-7 mPa.s), what is the terminal velocity of the copper block once the sliding motion has reached steady state? 10 μm 250 mm g Figure 2: A copper cube is sliding down an incline on a film of oil. Figure not to scale.

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Chapter9: Solids And Fluids
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Problem 2. A copper cube with a side length of 250 mm is sliding down an incline on
a 10 μm thick film of oil. The angle of inclination is a = 15º. Given that the density of
copper (Pcopper = 8.96 g/cm³) and the dynamic viscosity of the oil (oil-7 mPa.s), what is
the terminal velocity of the copper block once the sliding motion has reached steady state?
10 μm
250 mm
g
Figure 2: A copper cube is sliding down an incline on a film of oil. Figure not to scale.
Transcribed Image Text:Problem 2. A copper cube with a side length of 250 mm is sliding down an incline on a 10 μm thick film of oil. The angle of inclination is a = 15º. Given that the density of copper (Pcopper = 8.96 g/cm³) and the dynamic viscosity of the oil (oil-7 mPa.s), what is the terminal velocity of the copper block once the sliding motion has reached steady state? 10 μm 250 mm g Figure 2: A copper cube is sliding down an incline on a film of oil. Figure not to scale.
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