HYDRAULICS & FLUID MECHANICS QUIZ

pitot tube

orifice plate

venturi

rotameter

zero at plates and increases linearly to midpoint

zero at the mid plane and varies linearly with distance from mid plane

constant over the cross section

parabolic distribution across the section

TRANSITION FLOW

NOT PREDICTABLE FROM THE GIVEN DATA

LAMINAR FLOW

TURBULENT FLOW

at center of pressure

at metacentre

at e.g. of body

vertically upwards

make an angle in direction of inclination of inclined plane

any one of above is possible

be horizontal

make an angle in opposite direction to inclination of inclined plane

could be any value

maximum

negative value

minimum

lift

boundary layer

drag

wake

All of these

suspended matter

dissolved air

dissolved salt

0°C

4°C

0°K

20°C

it is the best liquid

the height of barometer will be less

its vapour pressure is so low that it may be neglected

both (B) and (C)