MyQuestionIcon

1

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

Surface Tension

Two metal bal...

Question

Two metal balls of radius R and 2R falling through a fluid have same velocity at some point. The viscous drag acting on them at that instant are in the ratio (1) 1:2 (2) 1:4 (3) 1:(2)^(1/2) (4) (2)^(1/2):1

Open in App

Solution

Suggest Corrections

thumbs-up

4

Similar questions

Q. Spherical balls of radius R are falling in a viscous fluid of velocity v. The retarding viscous force acting on the spherical ball is

Q. Spherical balls of radius

R

are falling in a viscous fluid of viscosity

η

with a velocity

v

. The retarding viscous force acting on the spherical ball is:

Q. Spherical balls of radius

R

are failing in a viscous fluid of viscosity

η

with a velocity

v

. The retarding viscous force acting on the spherical ball is

Q. Two uniform spherical balls of the same density and radii

r

2 r

are dropped in air and are falling vertically downward. If the terminal velocity of the ball of radius

r

1 cm/s

, then the terminal velocity of the ball of radius

2 r

Q. An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius

2 R

A

R

B

farther along the flow direction. If the velocity of the fluid at point

A

V

, its velocity at the point

B

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Surface Tension

PHYSICS

Watch in App

explore_more_icon

Explore more

Surface Tension

Standard VIII Physics

Join BYJU'S Learning Program

CrossIcon