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) μπ²NR/60t μπ²NR²/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR/60t μπ²NR²/60t μπ²NR⁴/60t μπ²NR³/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature decreases increases unpredictable remains unaffected decreases increases unpredictable remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler's equation in the differential form for the motion of liquids is given by dp/ρ - g.dz + v.dv = 0 ρ.dp + g.dz + v.dv = 0 ρ.dp - g.dz + v.dv = 0 dp/ρ + g.dz + v.dv = 0 dp/ρ - g.dz + v.dv = 0 ρ.dp + g.dz + v.dv = 0 ρ.dp - g.dz + v.dv = 0 dp/ρ + g.dz + v.dv = 0 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its e.g. is below its center of buoyancy When its meatcentric height is zero Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its e.g. is below its center of buoyancy When its meatcentric height is zero Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow parameters at any given instant remain same at every point, then flow is said to be steady state uniform laminar quasi static steady state uniform laminar quasi static ANSWER DOWNLOAD EXAMIANS APP
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