Fluid Mechanics Pressure drag does not depend upon the Length of the body in flow direction Roughness of surface of the body All of these Pressure of main flow only Length of the body in flow direction Roughness of surface of the body All of these Pressure of main flow only ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Prandtl mixing None of these Transition Equivalent Prandtl mixing None of these Transition Equivalent ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to gravity forces is called the __________ number. Froude Euler Weber Mach Froude Euler Weber Mach ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The simple pitot tube measures the __________ pressure. Static Dynamic None of these Total Static Dynamic None of these Total ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.44 24000 24 0.24 0.44 24000 24 0.24 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady flow occurs, when the Rate of the velocity change is constant Conditions are the same at the adjacent points at any instant Conditions do not change with time at any point Conditions change steadily with time Rate of the velocity change is constant Conditions are the same at the adjacent points at any instant Conditions do not change with time at any point Conditions change steadily with time ANSWER DOWNLOAD EXAMIANS APP