Hydraulics and Fluid Mechanics in ME A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a Weir Notch Nozzle Mouthpiece Weir Notch Nozzle Mouthpiece 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)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁² - v₂²)/2g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁² - v₂²)/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure with rise in altitude decreases unpredictable first slowly and then steeply linearly first steeply and then gradually unpredictable first slowly and then steeply linearly first steeply and then gradually ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature remains unaffected unpredictable decreases increases remains unaffected unpredictable decreases increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Working principle of dead weight pressure gauge tester is based on Newton’s law of viscosity Avogadro’s hypothesis Dalton’s law of partial pressure Pascal’s law Newton’s law of viscosity Avogadro’s hypothesis Dalton’s law of partial pressure Pascal’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) ANSWER DOWNLOAD EXAMIANS APP