CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Factors Affecting Vapour Pressure

The quantity ...

Question

The quantity which decides the nature of flow of a viscous liquid through a pipe is known as

A

Surface Tension

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Dynamic lift

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Viscosity

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Reynold's Number

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D
Reynold's Number

The quantity which decide the nature of flow of a viscous liquid through a pipe is known as Reynold's Number.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Calculate Reynolds number, if a fluid having viscosity of

0.5 {Ns/m}^{2}

450 {kg/m}^{3}

, flows through a pipe of

20 mm

diameter with an average velocity of

2.5 m/s

Q. The velocity of a liquid (

v

) in steady flow at a location through cylindrical pipe is given by

v = v_{0} (1 - \frac{r^{2}}{R^{2}})

r

is the radial distance of that location from the axis of the pipe and

R

is the inner radius of the pipe, if

R = 10 c m

, volume flow rate through the pipe is

π / 2 \times 10^{- 2} m^{2} s^{- 1}

and the coefficient of viscosity of the liquid is

0.75 N s m^{- 2}

Q. In a laminar flow experiment two fluid A and B are flowing into two identical pipes at the same Reynolds number and at the same volumetric flow rate. The densities of fluid A and B are same but the pressure drop per unit length is 2 times in case of B than that of A. The ratio of dynamic viscosity of fluid A to B is

Q. Oil of density 920 kg/m

^{3}

and dynamic viscosity 0.3 Pa-s flows in a pipe of diameter 15 cm at a velocity of 2 m/s. What would be the velocity of flow of water in a 1 cm diameter pipe, to make the two flows dynamically similary? The density and viscosity of water can be taken as a 998 kg/m

^{3}

\times

^{- 3}

Pa-s respectively.

Q. For a fully developed laminar flow of water (dynamic viscosity 0.001 Pa-s) through a pipe radius 5 cm, the axial pressure gradient is -10 Pa/m. The magnitude of axial velocity (in m/s) at a radial location of 0.2 cm is___________

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Vapour Pressure

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Factors Affecting Vapour Pressure

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon