Home
Class 12
PHYSICS
Figure shows a uniform rod of mass 3 kg ...

Figure shows a uniform rod of mass 3 kg and of length 30 cm. The strings shown in figure are pulled by constant forces of 20 N and 32 N .The acceleration of the rod is-

A

`2" "m//s^(2)`

B

`3" "m//s^(2)`

C

`4" "m//s^(2)`

D

`6" "m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 SECTION-C :- Pseudo force, Weighing Machine|11 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 SECTION-D :- Spring force and spring cutting problems|7 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 1 (SECTION-A:- String Constrained, Wedge Constrained, Newtons Law theory Question, Equillibrium Questions (Normal and Tension), Problems with Acceleration (F=ma), Wedge problems)|27 Videos

  • MODERN PHYSICS -1

    MOTION|Exercise EXERCISE-4 ( LEVEL- II)|39 Videos

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-4 ( LEVEL-II)|15 Videos

Similar Questions

Explore conceptually related problems

fig shows a uniform rod of length of 3.0 kg The string shown in the figure are pulled by constant forces of 20 N and 32 N. The force exerted by the 20 cm part of the rod on the 10 cm part is found to be 8T. Find out value of T (all the surfaces are smooth and the strings and the pulleys are light).

Figure shwos a uniform rod of length 30 cm having a mass of 3.0 kg. The strings shownin the figure are pulled by constant forces of 20 N and 32N. Find the force exerted by the 20 cm part of the rod on the 10 cm part. All the surfaces are smoth and the strings and the pulleys are light.

Knowledge Check

  • A uniform rod of mass m and length l is hanged by two stirngs as shown in figure. Suddenly one string is cut. The tension in other string at this instant is

    A
    4Mg
    B
    `(Mg)/( 6)`
    C
    `(Mg)/(3)`
    D
    `(Mg)/(4)`

  • A uniform rod of mass m length l is attached to smooth hinge at end A and to a string at end B as shown in figure. It is at rest. The angular acceleration of the rod just after the string is cut is :

    A
    `(3g)/(2l)`
    B
    `(3g)/(4l)`
    C
    `(5g)/(4l)`
    D
    `(5g)/(2l)`

  • A uniform rod of mass m and length L is suspended with two massless strings as shown in figure. If the rod is at rest in a horizontal position the ratio of tension in the two strings T_(1)//T_(2) is

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

    • Similar Questions

    Explore conceptually related problems

    Figure shows a uniform rod of length 30 cm having a mass 3.0 kg. The rod is pulled by constant forces of 20N and 32N as shown. Find the force exerted by 20 cm part of the rod on the 10 cm part (all surfaces are smooth) is

    A rod of length 2l is bent as shown in figure. Coordinates of centre of mass are

    A rope is wound round a hollow cylinder of mass 3 kg and radius 40 cm . If the rope is pulled with a force of 30 N , what is the angualr acceleration of the cylinder ?

    Determine the point of application of force, when forces of 20 N and 30 N are acting on rod as shown in figure.

    A uniform rod of mass m and length L is suspended with two massless strings as shown in the figure. If the rod is at rest in a horizontal position the ratio of tension in the two strings T_1/T_2 is:

    Home
    Profile