Home
Class 11
PHYSICS
A particle tied to a string describes a ...

A particle tied to a string describes a vertical circular motion of radius r continually. If it has a velocity `sqrt(3 gr` at the highest point, then the ratio of the respective tensions in the string holding it at the highest and lowest points is

A

`4:3`

B

`5:4`

C

`1:4`

D

`3:2`

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    DISHA|Exercise PHYSICS|45 Videos

  • MAGNETISM AND MATTER

    DISHA|Exercise PHYSICS|42 Videos

Similar Questions

Explore conceptually related problems

A small body of mass m is tried to a string and revolved in a vertical circle of radius r. If the tension in the string at the highest point is mg, what is its speed there?

A particle tied to a string moves in a circular path in vertical plane. Its velocity at lowerst point is such that it just completes circle. Find the ratio of resultant force on particle at the lowerst point to that at highest point.

Knowledge Check

  • A particle tied to a string describes a vertical circular motion of radius r continually if it has a velocity sqrt(3gr) at the highest point, then the ratio of the respective tensions in the string holding it at the highest point and lowest points is:

    A
    `4:3`
    B
    `5:4`
    C
    `1:4`
    D
    `3:2`

  • A particle has velocity sqrt(3 rg) at the highest point in vertical circle. Find the ratio of tenions at the hightest and lowest point

    A
    `1 : 6`
    B
    `1 : 4`
    C
    `1 : 3`
    D
    `1 : 2`

  • A particle of mass m attached to an inextensible light string is moving in a vertical circle of radius r. The critical velocity at the highest point is v_( 0) to complete the vertical circle. The tension in the string when it becomes horizontal is

    A
    ` (3mv_(0)^(2))/(r)`
    B
    `(9 mv_(0)^(2))/(r)`
    C
    3mg
    D
    both (A) and (C) are correct

    • Similar Questions

    Explore conceptually related problems

    A particle of mass m is being circulated on a vertical circle of radius r. If the speed of particle at the highest point be v, then

    A body of mass m tied to a string is moved in a vertical circle of radius r. The difference in tensions at the lowest point and the highest point is

    In vertical circular motion, the ratio of kinetic energy of a particle at highest point to that at lowest point is

    A body of mass m is rotated in a vertical circle of radius R by means of light string. If the velocity of body is sqrt(gR) while it is crossing highest point of vertical circle then the tension in the string at that instant is

    If a bodyy is tied to a string and whirled in vertical circle, then the tension in the string at the highest position is

    Home
    Profile