Hydraulics and Fluid Mechanics in ME The number of buckets on the periphery of a Pelton wheel is given by (D/2d) + 20 (D/2d) + 15 (D/2d) + 10 (D/2d) + 5 (D/2d) + 20 (D/2d) + 15 (D/2d) + 10 (D/2d) + 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct? The pressure on the wall at the liquid level is minimum The pressure on the bottom of the wall is maximum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum The pressure on the wall at the liquid level is minimum The pressure on the bottom of the wall is maximum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Overall efficiency of a centrifugal pump is the ratio of Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller 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) μπ²NR/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR²/60t μπ²NR/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR²/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An impulse turbine is used for High head of water High discharge Medium head of water Low head of water High head of water High discharge Medium head of water Low head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Installing the turbine below the tail race level Providing highly polished blades to the runner All of these Using stainless steel runner of the turbine Installing the turbine below the tail race level Providing highly polished blades to the runner All of these Using stainless steel runner of the turbine ANSWER DOWNLOAD EXAMIANS APP