The bulk modulus of elasticity of a liquid Decreases with pressure Increases with pressure Is independent of temperature & pressure Is zero for incompressible liquid TRUE ANSWER : ? YOUR ANSWER : ?
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). 24 0.44 0.24 24000 TRUE ANSWER : ? YOUR ANSWER : ?
Boundary layer thickness in turbulent flow over a flat plate increases as(where, d = distance from the leading edge.) d1/3 √d d2/3 d4/5 TRUE ANSWER : ? YOUR ANSWER : ?
Capillary tube method of viscosity measurement is based on the Stoke's law Navier-stokes equation None of these Hagen-Poiseulle's equation TRUE ANSWER : ? YOUR ANSWER : ?
Potential flow is the flow of Incompressible fluids with shear Compressible fluids with no shear Incompressible fluids with no shear Compressible fluids with shear TRUE ANSWER : ? YOUR ANSWER : ?
Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂s = 0 ∂/∂t = constant ∂/∂t = constant ∂/∂t = 0 TRUE ANSWER : ? YOUR ANSWER : ?
The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6 Colebrook formula Fanning equation Von-Karman equation None of these TRUE ANSWER : ? YOUR ANSWER : ?
The hydrodynamic and thermal boundary layers will merge, when Archimedes number is greater than 10000 Prandtl number is one Schmidt number tends to infinity Nusselt number tends to infinity TRUE ANSWER : ? YOUR ANSWER : ?
High specific speed of a pump implies that, it is a/an __________ pump. Centrifugal Axial flow None of these Mixed flow TRUE ANSWER : ? YOUR ANSWER : ?