Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) μπ²NR⁴/60t μπ²NR³/60t μπ²NR/60t μπ²NR²/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR/60t μπ²NR²/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Actual velocity of jet at vena-contracta to the theoretical velocity Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena-contracta to the theoretical velocity Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton's law of viscosity is a relationship between Shear stress and rate of shear strain Pressure, velocity and temperature Shear stress and velocity Rate of shear strain and temperature Shear stress and rate of shear strain Pressure, velocity and temperature Shear stress and velocity Rate of shear strain and temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a free nappe, The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is negative ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Providing highly polished blades to the runner Installing the turbine below the tail race level Using stainless steel runner of the turbine All of these Providing highly polished blades to the runner Installing the turbine below the tail race level Using stainless steel runner of the turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stress-strain relation of the Newtonian fluid is Hyperbolic Parabolic Inverse type Linear Hyperbolic Parabolic Inverse type Linear ANSWER DOWNLOAD EXAMIANS APP
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