Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Increases None of these Decreases Remain unaffected Increases None of these Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An impulse turbine is used for Low head of water High discharge Medium head of water High head of water Low head of water High discharge Medium head of water High head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 64/RN 4/RN 1/RN 16/RN 64/RN 4/RN 1/RN 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 (v₁² - v₂²)/g (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g (v₁² - v₂²)/g (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) mi × √(A × C) C × √(m × i) AC × √(m × i) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) A × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid which obeys the Newton's law of viscosity is termed as Non-Newtonian fluid Newtonian fluid Real fluid Ideal fluid Non-Newtonian fluid Newtonian fluid Real fluid Ideal fluid ANSWER DOWNLOAD EXAMIANS APP
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