Fluid Mechanics The speed of sound in an ideal gas varies as the Density Pressure None of these Temperature Density Pressure None of these Temperature ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to boundary. (V) Fluid cannot penetrate a boundary. II, IV, V II, III, V I, II, III I, II, V II, IV, V II, III, V I, II, III I, II, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Decrease Data insufficient to predict pressure drop Increase Remain same Decrease Data insufficient to predict pressure drop Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.04πgH/3 0.01πgH/8 4πg/3 0.01πgH/4 0.04πgH/3 0.01πgH/8 4πg/3 0.01πgH/4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most suitable flow measuring device for the fluid flow measurement in a very large diameter pipeline is a Kennison nozzle Weir V-notch Pitot tube Kennison nozzle Weir V-notch Pitot tube ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m³, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is 60 30 90 45 60 30 90 45 ANSWER DOWNLOAD EXAMIANS APP