Hydraulics and Fluid Mechanics in ME The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head. None of these One-half One-third Two-third None of these One-half One-third Two-third 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) μπ²NR⁴/60t μπ²NR³/60t μπ²NR²/60t μπ²NR/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR²/60t μπ²NR/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A metal with specific gravity of o floating in a fluid of same specific gravity a will partly immersed be fully immersed with top surface at fluid surface float over fluid sink to bottom partly immersed be fully immersed with top surface at fluid surface float over fluid sink to bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow. Compressible Incompressible Viscous None of these Compressible Incompressible Viscous None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called Archimedes’s principle Bernoulli’s equation Pascal’s law Continuity equation Archimedes’s principle Bernoulli’s equation Pascal’s law Continuity equation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/4 L L/3 L/2 L/4 L L/3 L/2 ANSWER DOWNLOAD EXAMIANS APP
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