The ratio of inertial forces to elastic forces is called the __________ number?

Related Mcqs:

What is the ratio of total kinetic energy of fluid passing per second to the value obtained on the basis of average velocity (for laminar flow through a circular pipe) ?

A. 0.5 B. 1 C. 1.5 D. 2...

A stream line is___________________?

A. Fixed in space in steady flow B. Always the path of particle C. Drawn normal to the velocity vector at every point D. A line connecting the mid points of flow cross-section...

A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun’s equation for the above fluid-particle system (in SI units) is given below : Δ P/L = 375 × 103 VOM + 10.94 × 106 V2 OM (SI units) If water is to be used as the fluidising medium, the minimum fluidisation velocity, VOM is_________________?

A. 12 mm/s B. 16 mm/s C. 24 mm/s D. 28 mm/s...

Medium viscosity lubricating oil can be most ideally pumped by a ______________ pump?

A. Vane B. Piston C. Centrifugal D. Plunger...

______________ pumps are axial flow pumps?

A. Turbine B. Propeller C. Diffuser D. None of these...