Q. The bulk modulus of elasticity of a liquid

View solution

Q. Potential flow is the flow of

View solution

Q. The value of critical Reynolds number for pipe flow is

View solution

Q. Mach number is important in a fluid flow problem, when the inertia and __________ forces predominate.

View solution

Q. Fanning friction factor is equal to (where, fʙ = Blassius friction factor).

View solution

Q. In case of coutte flow, the fluid flow is between two large flat parallel plates with

View solution

Q. In a stabilised soap bubble, pressure inside it compared to external pressure is

View solution

Q. The component of acceleration resulting due to unsteady nature of flow is called __________ acceleration.

View solution

Q. Power required for mixing Newtonion fluids is a function of the

View solution

Q. Multistage compressors are used in industry, because they

View solution

Q. The hydrodynamic and thermal boundary layers will merge, when

View solution

Q. Differential manometer measures the

View solution

Q. For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively).

View solution

Q. With increase in the ratio of orifice diameter to pipe diameter in case of an orificemeter, the overall pressure loss

View solution

Q. The vent valve provided in a liquid handling centrifugal pump is

View solution

Q. The discharge through a semi-circular weir varies as (where, H = Head of liquid.)

View solution

Q. In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity)

View solution

Q. Centrifugal compressors compared to reciprocating compressors

View solution

Q. For laminar flow of Newtonion fluids through a circular pipe, for a given pressure drop and length & diameter of pipe, the velocity of fluid is proportional to(where, μ = fluid viscosity )

View solution

Q. Umf is the minimum fluidisation velocity for a bed of particles. An increase in the superficial gas velocity from 2 Umf to 2.5 Umf results in (all velocities are smaller than the entrainment velocity of the particles) no change in the

View solution