Fluid Mechanics Archives - Page 65 of 66 -

Coefficient of velocity of venturimeter_________________?

Coefficient of velocity of venturimeter_________________?

A. is independent of Reynolds number
B. decreases with higher Reynolds number
C. is equal to the coefficient of discharge of venturimeter
D. none of the above

Coefficient of velocity of venturimeter_________________? Read More »

Fluid Mechanics

The discharge through a V- notch varies as______________?

Fluid Mechanics / admin

The discharge through a V- notch varies as______________?

A. H1/2
B. H3’2
C. H5/2
D. H5’4 where H is head

The discharge through a V- notch varies as______________? Read More »

Fluid Mechanics

Size of a venturimeter is specified by________________?

Fluid Mechanics / admin

Size of a venturimeter is specified by________________?

A. pipe diameter
B. throat diameter
C. angle of diverging section
D. both pipe diameter as well as throat diameter

Size of a venturimeter is specified by________________? Read More »

Fluid Mechanics

Which of the following is used to measure the discharge ?

Fluid Mechanics / admin

Which of the following is used to measure the discharge ?

A. current meter
B. venturimeter
C. pitot tube
D. hotwire anemometer

Which of the following is used to measure the discharge ? Read More »

Fluid Mechanics

Hot wire anemometer is used to measure_______________?

Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

Hot wire anemometer is used to measure_______________?

A. discharge
B. velocity of gas
C. pressure intensity of gas
D. pressure intensity of liquid

Hot wire anemometer is used to measure_______________? Read More »

Fluid Mechanics, Hydraulics and Fluid Mechanics

In steady flow of a fluid, the total accele ration of any fluid particle______________?

Fluid Mechanics / admin

In steady flow of a fluid, the total accele ration of any fluid particle______________?

A. can be zero
B. is never zero
C. is always zero
D. is independent of coordinates

In steady flow of a fluid, the total accele ration of any fluid particle______________? Read More »

Fluid Mechanics

Stream lines and path lines always coincide in case of__________________?

Fluid Mechanics / admin

Stream lines and path lines always coincide in case of__________________?

A. steady flow
B. laminar flow
C. uniform flow
D. turbulent flow

Stream lines and path lines always coincide in case of__________________? Read More »

Fluid Mechanics

The motion of air mass in a tornado is a________________?

Fluid Mechanics / admin

The motion of air mass in a tornado is a________________?

A. free vortex motion
B. forced vortex motion
C. free vortex at center and forced vortex outside
D. forced vortex at center and free vortex outside

The motion of air mass in a tornado is a________________? Read More »

Fluid Mechanics

The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid______________?

Fluid Mechanics / admin

The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid______________?

A. steady flow
B. uniform flow
C. incompressible flow
D. frictionless flow
where pi and p2 are mass densities

The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid______________? Read More »

Fluid Mechanics

If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is_______________?

Fluid Mechanics / admin

If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is_______________?

A. 1
B. 4/3
C. 2
D. 4

If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is_______________? Read More »

Fluid Mechanics