Fluid Mechanics Archives - Page 56 of 66 -

An ideal flow of any fluid must fulfill the following____________________?

An ideal flow of any fluid must fulfill the following____________________?

A. Newton’s law of motion
B. Newton’s law of viscosity
C. Pascal’ law
D. Continuity equation
E. Boundary layer theory

An ideal flow of any fluid must fulfill the following____________________? Read More »

Fluid Mechanics

In a static fluid ___________________?

Fluid Mechanics / admin

In a static fluid ___________________?

A. resistance to shear stress is small
B. fluid pressure is zero
C. linear deformation is small
D. only normal stresses can exist
E. viscosity is nil

In a static fluid ___________________? Read More »

Fluid Mechanics

In a forced vortex, the velocity of flow everywhere within the fluid is__________________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

In a forced vortex, the velocity of flow everywhere within the fluid is__________________?

A. maximum
B. minimum
C. zero
D. non-zero finite
E. unpredictable

In a forced vortex, the velocity of flow everywhere within the fluid is__________________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

For pipes, laminar flow occurs when Roynolds number is__________________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

For pipes, laminar flow occurs when Roynolds number is__________________?

A. less than 2000
B. between 2000 and 4000
C. more than 4000
D. less than 4000
E. none of the above

For pipes, laminar flow occurs when Roynolds number is__________________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

The fluid forces considered in the Navier Stokes equation are__________________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

The fluid forces considered in the Navier Stokes equation are__________________?

A. gravity, pressure and viscous
B. gravity, pressure and turbulent
C. pressure, viscous and turbulent
D. gravity, viscous and turbulent
E. none of the above

The fluid forces considered in the Navier Stokes equation are__________________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

All the terms of energy in Bernoulli’s equation have dimension of_______________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

All the terms of energy in Bernoulli’s equation have dimension of_______________?

A. energy
B. work
C. mass
D. length
E. time

All the terms of energy in Bernoulli’s equation have dimension of_______________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

For hypersonic flow, the Mach number is___________________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

For hypersonic flow, the Mach number is___________________?

A. unity
B. greater than unity
C. greater than 2
D. greater than 4
E. greater than 10

For hypersonic flow, the Mach number is___________________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

Normal depth in open channel flow is the depth of flow corresponding to_______________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

Normal depth in open channel flow is the depth of flow corresponding to_______________?

A. steady flow
B. unsteady flow
C. laminar flow
D. uniform flow
E. critical flow

Normal depth in open channel flow is the depth of flow corresponding to_______________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

A. 900 minutes
B. 4 minutes
C. 4 x (225)3/2 minutes
D. 4 (225)1/3 minutes
E. 4 x V225 minutes

A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics

Buoyant force is___________________?

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics / admin

Buoyant force is___________________?

A. resultant force acting on a floating body
B. equal to the volume of liquid displaced
C. force necessary to keep a body in equilibrium
D. the resultant force on a body due to the fluid surrounding it
E. none of the above

Buoyant force is___________________? Read More »

Civil Engineering Mcqs, Fluid Mechanics, Hydraulics and Fluid Mechanics