The term fluids generally applies to:

• solid and liquid

• liquid and gas

• solid and plasma

• water only

who discover the Reynolds number.

• John Dalton

• Earnest Heckel

• Micheal Farraday

• Osborne Reynolds

Reynolds number is which type of quantity

• Scalar

• Vector

• Dimension less

• none

Which of the following is Reynolds number ratio?

If we increase the diameter of pipe through which the fluid is flowing, what effect will be there on the value of Reynolds number

• Increases

• Decreases

• first decreases and then increases

• first increases then decreases

Laminar flow is characterized by _______

• Layers and thin line

• Flow occurs at high velocities

• Irregular and chaotic flow

• All above

Turbulent flow is characterized by _______

• low flow rates

• irregular and chaotic flow

• regular streamlines

• constant speed

Which of the following options is not true about

the fluid shown in the figure below?

• It is an ideal fluid

• It has a steady flow

• It has laminar flow

• It has turbulent flow

Reynold number less than 2000

• Laminar Flow

• Transition Flow

• Turbulent Flow

• Spider flow

Reynold number more than 4000

• Laminar Flow

• Transition Flow

• Turbulent Flow

• Spider flow