.A) A fluid of density ρ=850 kg/m3 and viscosity µ=0,8 Pa s is completely filling the spacing h= 2 cm between two parallel horizontal plates of length 2,5 m and width 1 m . The upper plate is pulled at a speed of U while lower plate is fixed .
1.A) A fluid of density ρ=850 kg/m3 and viscosity µ=0,8 Pa s is completely filling the spacing h= 2 cm between two parallel horizontal plates of length 2,5 m and width 1 m . The upper plate is pulled at a speed of U while lower plate is fixed . In order to generate a laminar steady incompressible flow of fluid in the spacing at a rate of 0,85 kg/s determine total shearing force in the field.
ANSWER:10 N
1.B) A fluid of density ρ=850 kg/m3 and viscosity µ=0,8 Pa s is completely filling the spacing h= 2 cm between two parallel horizontal plates of length 2,5 m and width 1 m . The upper plate is pulled at a speed of U while lower plate is fixed . In order to generate a laminar steady incompressible flow of fluid in the spacing at a rate of 0,85 kg/s determine Reynolds Number of flow using the spacing as the characteristic dimension.
ANSWER: 2,125
1.C) A fluid of density ρ=850 kg/m3 and viscosity µ=0,8 Pa s is completely filling the spacing h= 2 cm between two parallel horizontal plates of length 2,5 m and width 1 m . The upper plate is pulled at a speed of U while lower plate is fixed . In order to generate a laminar steady incompressible flow of fluid in the spacing at a rate of 0,85 kg/s determine U.
ANSWER: 0,1 m/s
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