Fluid Mechanics MCQ with Answers

Fluid Mechanics MCQ with Answers

181) In a free vortex motion, the radial component of velocity everywhere is

Answer is:

zero

182) In a forced vortex, the velocity of flow everywhere within the fluid is

Answer is:

non-zero finite

183) The region between the separation streamline and the boundary surface of the solid body is known as

Answer is:

wake

184) For hypersonic flow, the Mach number is

Answer is:

greater than 4

185) The upper surface of a weir over which water flows is known is

Answer is:

sill

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