Home
Class 11
PHYSICS
Three identical blocks of masses m=2kg a...

Three identical blocks of masses `m=2kg` are drawn by a force `F=10.2N` with an acceleration of `0.6 ms^(-2)` on a frictionless surface. What is the tension (in N) in the string between the blocks B and C ?

A

9.2

B

7.8

C

4

D

9.8

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Centre of mass

    MODERN PUBLICATION|Exercise Exercise|30 Videos
  • Dynamics of Circular Motion

    MODERN PUBLICATION|Exercise Exercise|81 Videos

Similar Questions

Explore conceptually related problems

What force is required to produce an acceleration of 2ms^-2 on a body of mass 10 kg?

How much force will be required to produce an acceleration of 4 ms ^(-2) in a ball of mass 6 kg ?

Three equal weights of mass 2 kg each are hangning os string passing over a fixed pulley as shown in fig.What is the tension in the string connectig weights B and C? .

A block is pushed by a force F = 10 N. A frictional force of 2 N acts between the block and the surface. Find the work done by the friction when the block moves 10 m.

A steam engine of mass 3xx 10^4 kg pulls two wagons each of mass 2 xx10^4 kg with an acceleration of 0.2 ms ^(-2) . Neglecting frictional force, calculate the :force exerted by the engine.

A stone of mass 0.25 kg tied to the end of a string is whirled round in a circle of radius 1.5 m with a speed of 40 rev.//min in a horizontal plane. What is the tension in the string ? What is the maximum speed with which the stone can be whirled around if the string can withstand a maximum tension of 200 N ?

A horizontal force 600 N pulls two masses 10 kg and 20 kg lying on a frictionless table conneced by a light string find tension in the string if the force is applied on 20 kg mass.

Two bodies of masses 10 kg and 20 kg respectively kept on a smooth, horizontal surface are tied to the ends of a light string, a horizontal force F = 600 N is applied to:-B along the direction of string. What is the tension in the string in each case?

What is the acceleration of the block and trolley system shown in the figure, if the coefficient of kinetic friction between the trolley and the surface is 0.04?/ What is the tension in the string? (Take g = 10 ms^-2 ) Neglect the mass of the string.

MODERN PUBLICATION-Competitive Exam Question-Exercise
  1. Three forces start acting simultaneously on a particle moving with vel...

    Text Solution

    |

  2. When forces F1,F2 and F3 are acting on a particle of mass m such that ...

    Text Solution

    |

  3. Three identical blocks of masses m=2kg are drawn by a force F=10.2N wi...

    Text Solution

    |

  4. Two masses m1=5 kg and m2=4.8kg tied to a string are hanging over a li...

    Text Solution

    |

  5. A light string passing over a smooth light pulley connects two blocks ...

    Text Solution

    |

  6. A marble block of mass 2 kg lying on ice, when given a velocity of 6 m...

    Text Solution

    |

  7. A block rests on a rough inclined plane making an angle of 30^@ with t...

    Text Solution

    |

  8. A horizontal force of 10 N is necessary to just hold a block stationar...

    Text Solution

    |

  9. The upper half of an inclined plane with inclination theta is perfectl...

    Text Solution

    |

  10. A smooth block is released at rest on a 45^@ incline an dthen slides a...

    Text Solution

    |

  11. When a force of constant magnitude always acts perpendicular to the mo...

    Text Solution

    |

  12. An annular ring with inner and outer radii R1 and R2 is rolling withou...

    Text Solution

    |

  13. The minimum velocity (in m s^(-1)) with which a car driver must traver...

    Text Solution

    |

  14. A point P moves in counter-clockwise direction on a circular path as s...

    Text Solution

    |

  15. For a particle in circular motion, the acceleration veca at a point (R...

    Text Solution

    |

  16. A ball is dropped from a spacecraft revolving around the earth at a he...

    Text Solution

    |

  17. 10 N force applied on a body produces in it an acceleration of 1 m s^(...

    Text Solution

    |

  18. A force of 6 N acts on a body of mass 1 kg and at rest. During this ti...

    Text Solution

    |

  19. A particle of mass m is projected with velocity v making an angle of 4...

    Text Solution

    |

  20. A force vector applied on a mass is represented as vecF=6hati-8hatj+10...

    Text Solution

    |