Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is Less than 2000 More than 2800 Between 2000 and 2800 None of these Less than 2000 More than 2800 Between 2000 and 2800 None of these 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 float over fluid partly immersed sink to bottom be fully immersed with top surface at fluid surface float over fluid partly immersed sink to bottom be fully immersed with top surface at fluid surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. Same as Higher than None of these Lower than Same as Higher than None of these Lower than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. Increases Remain same Decreases None of these Increases Remain same Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of 0.492 0.392 0.848 0.688 0.492 0.392 0.848 0.688 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a hydraulic press is given by (where W = Weight lifted by ram, P = Force applied on plunger, A = Area of ram, and a = Area of plunger) (p/W) × (a/A) (W/p) × (A/a) (W/p) × (a/A) (p/W) × (A/a) (p/W) × (a/A) (W/p) × (A/a) (W/p) × (a/A) (p/W) × (A/a) ANSWER DOWNLOAD EXAMIANS APP
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