Home
Class 11
PHYSICS
Two spheres of equal radius r are touchi...

Two spheres of equal radius r are touching each other. The force of attra tion between them is proportional to

A

`r^6`

B

`r^4`

C

`r^2`

D

`r^-2`

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • GRAVITATION

    MBD|Exercise EXERCISE|14 Videos

  • BEHAVIOUR OF PERFECT GAS AND KINETIC THEORY

    MBD|Exercise EXERCISE|16 Videos

  • LAWS OF MOTION

    MBD|Exercise EXAMPLE|294 Videos

Similar Questions

Explore conceptually related problems

Three identical spheres each of radius R are placed touching each oother on a horizontal table. Where is the centre of mass of the system located?

Two circles with radii a and b touch each other externally such that theta is the angle between the direct common tangents, (a > bgeq2) . Then prove that theta=2sin^(-1)((a-b)/(a+b)) .

Knowledge Check

  • Capacitance of an isolated conducting sphere of radius R is proportional to

    A
    `R^(2)`
    B
    `(1)/(R^(2))`
    C
    `(1)/(R )`
    D
    `R`

  • Two particles of equal mass go around a circle of radius R under the action of their mutual gravitational attraction. The speed 'v' of each particle is :

    A
    `(GM//4R) ^(1/2)`
    B
    `(GM//R) ^(1//2)`
    C
    `(GM//2R) ^( 1//2)`
    D
    Zero

    • Similar Questions

    Explore conceptually related problems

    A charge q is distributed unifromly on x ring of radius r. A sphere of equal radius r is centred at the circumference of the ring . Find the flux of the electric field through the surface of the sphere.

    Two vectors vecA and vecB have their resultant equal to either of them, the angle between them is

    Answer carefully: Two large conducting spheres carrying charges Q_1 and Q_2 are brought close to each other. Is the magnitude of electrostatic force between them exactly given by ((Q_1 Q_2 )//(4piepsilon_0r^2)) , where r is the distance between their centres?

    If two equal chords intersect each other, then the bisector of the angle between them pass through the centre.

    Two circles, each of radius 5 units, touch each other at (1, 2). If the equation of their common tangent is 4x + 3y = 10, find the equations of the circles.

    A mass is divided into two parts so that the force of gravitation between them is maximum. Find the ratio of the masses of the two parts.

    Home
    Profile