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Finite difference method Quiz

MCQ: The error occurred by approximating the infinite sum by finite sum is called

1. finite error
2. infinite error
3. truncation error
4. zero error

C

CFD: Research Tool Quiz

MCQ: The ratio of flow velocity to speed of sound in that medium is called

1. Reynolds number
2. Mach number
3. Euler number
4. Froude number

B

Purpose of CFD Quiz

MCQ: The fluid property, due to which, mercury does not wet the glass is

1. viscosity
2. surface tension
4. cohesion

B

Purpose of CFD Quiz

MCQ: Flow separation results in

1. energy loss and drag
2. energy gain and drag
3. energy gain but no drag
4. none of above

A

Purpose of CFD Quiz

MCQ: Convergent nozzle

1. accelerate the subsonic flow
2. decelerate the subsonic flow
3. has no effect on subsonic flow
4. none of above

A