Home
Class 12
PHYSICS
Two blocks of masses 4 kg and 2 kg are c...

Two blocks of masses 4 kg and 2 kg are connected by a string. The arrangement is placed on a rough horizontal surface as shown in figure. A time varying force F = 2t. Newton is applied to 2 kg block. The variation of friction force `(f_(2))` on the 4 kg block, as a function of time, is represented by the graph :

A

B

C

D

Text Solution

Verified by Experts

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

Topper's Solved these Questions

  • COLLISION

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE) Level - I (ASSERTION REASONING TYPE)|2 Videos
  • COLLISION

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE) Level - II|20 Videos
  • COLLISION

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (SUBJECTIVE) Level - II|17 Videos
  • AC CIRCUITS

    FIITJEE|Exercise ASSERTION REASONING TYPE|1 Videos
  • CURRENT ELECTRICITY

    FIITJEE|Exercise Comprehension -4|3 Videos

Similar Questions

Explore conceptually related problems

Two blocks of masses 4kg and 2kg are placed side on a smooth horizontal surface as shown in the figure. A horizontal force of 20N is applied on 4kg block. Find (a) the acceleration of each block. (b) the normal reaction between two blocks.

Two blocks of masses 4 kg and 6 kg are kept on a rough horizontal surface as shown. If the acceleration of 6 kg block is 5n , then n is :

Knowledge Check

  • Two blocks of masses 10 kg and 20 kg are connected by a massless string and are placed on a smooth horizontal surface as shown in the figure. If a force F=600 N is applied to 10 kg block, then the tension in the string is

    A
    100N
    B
    200N
    C
    300N
    D
    400N
  • Two blocks of masses 1 kg and 2 kg are placed in contact on a smooth horizontal surface as shown in fig. A horizontal force of 6N is applied d(a) on a 1-kg block. Find the force of interaction of the blocks. .

    A
    `4N`
    B
    `5N`
    C
    `10N`
    D
    none
  • Three blocks of masses 2 kg , 3 kg and 5 kg are connected to each other with light string and are then placed on a frictionless surface as shown in the figure. The system is pulled by a force F= 10 N then tension T_(1)=

    A
    1N
    B
    5 N
    C
    8 N
    D
    10 N
  • Similar Questions

    Explore conceptually related problems

    Three blocks of masses 3kg ,2kg and 1kg are placed side by side on a smooth surface as shown in figure. A horizontal force of 12N is applied on 3kg block. Find the net force on 2kg block.

    Two blocks of mass 1 kg & 2 kg are hanged from a light pulley and resting on a horizontal surface. A time varying force F = 4t N is acting on pulley in the direction shown . Time after which block will break off the surface will be -

    Three blocks of masses 3 kg, 6 kg and 1 kg are connected by a string passing over two smooth pulleys attached at the two ends of the horizontal surface. If the co-efficient of friction between the block and the surface is 0.6, the frictional force acting on the block of mass 6 kg is

    Two block of mass 1 kg and 2 kg are connected by a string AB of mass 1 kg . The blocks are placed on a smooth horizental surfacec. Block of mass 1 kg is pulled by a horizental force F of magnitude 8 N . Find the tension in the string at points A and B

    A block of mass 3kg is placed on a rough horizontal surface (mu_(s)=0.4) . A forc eof 8.7N is applied on th eblock. The force of friction between the block and floor is .