# Impact of CFD Quiz Questions 3 pdf Download

Practice mechanical engineering MCQ test 3 to learn impact of cfd quiz online, Here, you may find questions to study mechanical engg quiz on computational fluid dynamics. Practice MCQs to test knowledge on impact of cfd, introduction transformation grid, cfd: research tool, purpose of cfd, finite difference method,.

Free study guide has multiple choice quiz questions as measure of circulation of fluid is called with answering options stability, vorticity, viscosity and none of these to test study skills. For online learning, study computational fluid dynamics multiple choice questions based quiz questions and answers.

## Quiz on Impact of CFD - Worksheet 3

Impact of CFD Quiz

MCQ. Measure of circulation of fluid is called

- stability.
- vorticity.
- viscosity.
- None of these.

B

Introduction Transformation Grid Quiz

MCQ. Meshes which only requires element size on lines and surfaces that define geometry as input.

- Structured mesh.
- unstructured mesh.
- Dirichlet mesh.
- None of these.

B

CFD: Research Tool Quiz

MCQ. When Mach number < 0.3, flow is

- Incompressible.
- Compressible.
- Either compressible either incompressible.
- None of these.

A

Purpose of CFD Quiz

MCQ. Flow separation results in

- energy loss and drag.
- energy gain and drag.
- energy gain but no drag.
- None of these.

A

Finite difference method Quiz

MCQ. Formula of forward differencing is

- Δhf(x) = f(x+h) - f(x).
- 2Δhf(x) = f(x+h) - f(x-h).
- Δhf(x) = f(x) - f(x+h).
- Δhf(x) = f(x+h) + f(x-h).

A