In April 2024
Answer to Question #344219 in Mechanics | Relativity for Shafia
A flat plate having dimensions 2m ×2m slides down an inclined plane at an angle of 1 rad to the horizontal at a speed of 6m/sec. The inclined plane is lubricated by a thin film of oil having a viscosity of 30 m pa.s. The plate has a uniform thickness of 20mm and a density of 40000km/m3. Determine the thickness of the lubricating oil film.
"d=\\frac{\\eta\\sin\\alpha}{\\rho lS}=1.2~mm."
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