Fluid Mechanics MCQ Questions & Answers | Chemical Engineering

A. 0.5

B. 1.66

C. 1

D. 2

A. Mass

B. Energy

C. Both A and B

D. Momentum

A. Increases as fluid viscosity increases

B. Increases as pipe diameter increases

C. Independent of fluid density

D. None of these

A. Static pressure

B. Dynamic pressure

C. Velocity at the stagnation point

D. All of the above

A. A fluid mass is free from shearing forces, when it is made to rotate with a uniform velocity

B. Newton's law of viscosity is not applicable to the turbulent flow of fluid with linear velocity distribution

C. Laminar flow of viscous liquids is involved in the lubrication of various types of bearings

D. Rise of water in capillary tubes reduces with the increasing diameter of capillary tubes

A. V²

B. $$\frac{1}{{{{\text{V}}^2}}}$$

C. $$\frac{1}{{\text{V}}}$$

D. V

A. $$\frac{1}{{\text{D}}}$$

B. $$\frac{1}{{{{\text{D}}^2}}}$$

C. $$\frac{1}{{{{\text{D}}^5}}}$$

D. D²

A. 500

B. 200

C. 1000

D. 750

A. Fanning friction factor is inversely proportional to Reynolds number always

B. The property of a randomly packed bed (with raschig rings) is given by the ratio of the total volume to the volume of voids in the bed

C. Mach number in an incompressible fluid is always unity

D. Mach number is given by the ratio of the speed of the fluid to that of sound in the fluid under conditions of flow

A. Irrotational and frictionless flow

B. Irrotational and frictional flow

C. One in which dissipation of mechanical energy into heat occurs

D. Formation of eddies within the stream