Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 0.75 to 0.85 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 0.75 to 0.85 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Directly as the air or gas density Inversely as square root of density Inversely as density As square of density Directly as the air or gas density Inversely as square root of density Inversely as density As square of density ANSWER DOWNLOAD EXAMIANS APP
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) μπ²NR²/60t μπ²NR³/60t μπ²NR/60t μπ²NR⁴/60t μπ²NR²/60t μπ²NR³/60t μπ²NR/60t μπ²NR⁴/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an outward flow reaction turbine The flow of water is partly radial and partly axial The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The water flows parallel to the axis of the wheel The flow of water is partly radial and partly axial The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The water flows parallel to the axis of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following instrument can be used for measuring speed of a submarine moving in deep sea rotameter pitot tube Venturimeter hot wire anemometer rotameter pitot tube Venturimeter hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A floating body is said to be in a state of stable equilibrium only when its centre of gravity is below its centre of buoyancy when the metacentre is above the centre of gravity when the metacentre is below the centre of gravity when its metacentric height is zero only when its centre of gravity is below its centre of buoyancy when the metacentre is above the centre of gravity when the metacentre is below the centre of gravity when its metacentric height is zero ANSWER DOWNLOAD EXAMIANS APP