8.9 Oil is confined in a 4-in.-diameter cylinder by a piston having a radial clearance of 0.001in. and a length of 2in.
Posted: Thu Jul 14, 2022 2:45 pm
8.9 Oil is confined in a 4-in.-diameter cylinder by a piston having a radial clearance of 0.001in. and a length of 2in. A steady force of 4500lbf is applied to the piston. Assume the properties of SAE 30 oil at 120∘F. Estimate the rate at which oil leaks past the piston.