1) What does CFD stand for? a) Computer Fluid Dynamics. b) Computational Fluid Dynamics. c) Compact Fluid Design. d) Controlled Fluid Displacement. 2) CFD is primarily used for: a) Structural analysis. b) Fluid and heat flow analysis. c) Game development. d) Graphic design. 3) The fluid-flow equations are conservation equations for: a) Mass. b) Energy c) Momentum. d) All of them. e) Additional constituents. 4) CFD simulations are based on: a) Navier-Stokes equations. b) Pythagorean theorem. c) Einstein's equations. d) Newton's laws. 5) What is meshing in CFD? a) Networking. b) Debugging. c) Dividing domain. d) Drawing graphs. 6) Which discretisation method does CFD uses commonly? a) Finite Difference Method. b) Finite Volume Method. c) Finite Element Method. d) All methods as mentioned. 7) During iteration process, we need to monitor: a) Continuity residual. b) x, y and z velocities residuals. c) Mass Fluxes going in and out of all surfaces. d) k and epsilon residuals. e) Parameters of interest such as CL and CD. 8) Turbulence models are used in CFD to: a) Predict weather. b) Model turbulent flow. c) Design circuits. d) Optimize algorithms. 9) Boundary conditions in CFD are used to: a) To define some input values in the model. b) Create 3D models. c) To make boundary of the model. d) Program software. 10) What tasks are involved in Pre-processing? a) Discretisation b) Solve c) Construct computational mesh d) Analyse

Understanding CFD (Computational Fluid Dynamics)

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