Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.6 0.3 0.83 0.4 0.6 0.3 0.83 0.4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Could be any value Zero Maximum Minimum Could be any value Zero Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following hydraulic unit is used for transmitting increased or decreased torque to the driven shaft? Hydraulic ram Hydraulic intensifier Hydraulic torque converter Hydraulic accumulator Hydraulic ram Hydraulic intensifier Hydraulic torque converter Hydraulic accumulator ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Sub-sonic velocity Higher critical velocity Super-sonic velocity Lower critical velocity Sub-sonic velocity Higher critical velocity Super-sonic velocity Lower critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME All the terms of energy in Bernoulli’s equation have dimension of work length energy mass work length energy mass ANSWER DOWNLOAD EXAMIANS APP
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