Home
Class 11
PHYSICS
A 2 kg block slides on a horizontal floo...

A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes an uncompressed spring, and compresses it till the block is motionless. The kinetic friction force is 15 N and spring constant is 10000 N/m. The spring is compressed by (in cm):

A

5.5 cm

B

2.5 cm

C

11.0 cm

D

8.5 cm

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Work, Energy and power

    SL ARORA|Exercise EXERCISE|415 Videos

  • Waves

    SL ARORA|Exercise EXERCISE|558 Videos

  • WORK, POWER AND ENERGY

    SL ARORA|Exercise Type F Based on Collisions|6 Videos

Similar Questions

Explore conceptually related problems

A 2kg block slides on a horizontal floor with the a speed of 4m//s it strikes a uncompressed spring , and compresses it till the block is motionless . The kinetic friction force is compresses is 15 N and spring constant is 10000 N//m . The spring by

A block of mass 4 kg slides on a horizontal frictionless surface with a speed of 2m//s . It is brought to rest in compressing a spring in its path. If the force constant of the spring is 400 N//m , by how much the spring will be compressed

A block of mass m is initially moving to the right on a horizontal frictionless surface at a speed v. It then compresses a spring of spring constant k. At the instant when the kinetic energy of the block is equal to the potential energy of the spring, the spring is compressed a distance of :

A 16kg block moving on a frictionless horizontal surface with a velocity of 4m//s compresses an ideal spring and comes to rest. If the force constant of the spring be 100N//m , then how much is the spring commpressed ?

Each of the blocks shown in figure has mass 1 kg. The rear block moves with a speed of 2 m/s towards the front block kept at rest. The spring attached to the front block islight and has a spring constant 50 N/m. find the maximum compression of the spring.

A block of mass m moving at a speed v compresses as spring thrugh a distance x before its speed is halved. Find the spring constant of the spring.

A block of mass m moving at a speed v compresses a spring throgh a distance x before its speed is halved. Find the spring constant of the spring.

A block of mass 5.7kg slides on a horizontal frictionless table with a constant speed of 1.2ms^(-1) . It is brougth momentarily to rest by compressing a spring in its path. By what maximum distance is the spring compressed ? The spring constant k=1500Nm^(-1).

A block of 10 g slides on smooth horizontal surface with 20 m/s towards a spring of spring constant 100 N/m placed horizontally (as shown in figure). The maximum compression in spring is

You push a 2.0 kg block against a horizontal spring , compressing the spring by 12 cm. Then You release the block, and the spring sends it sliding across a tabletop. It stops 75 cm from where you released it. The spring constant is 170 N/m. What is the block-table coefficient of kinetic friction ?

SL ARORA-Work, Energy and power-EXERCISE
  1. A spring of spring constant 5 xx 10^(2) Nm is streched initially by 5 ...

    Text Solution

    |

  2. A spring of force constant 800N//m has an extension of 5cm. The work d...

    Text Solution

    |

  3. A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It st...

    Text Solution

    |

  4. A body of mass m, accelerates uniformly from rest to V(1) in time t(1)...

    Text Solution

    |

  5. A body is moved along a straight line by a machine delivering constant...

    Text Solution

    |

  6. If mass-energy equivalence is taken into account , when water is coole...

    Text Solution

    |

  7. A bomb of mass 16kg at rest explodes into two pieces of masses 4 kg an...

    Text Solution

    |

  8. A block of mass 0.50 kg is moving with a speed of 2.00 m/s on a smoot...

    Text Solution

    |

  9. A mass m moves with a velocity v and collides inelastically with anoth...

    Text Solution

    |

  10. A particle of mass m moving in the x direction with speed 2v is hit by...

    Text Solution

    |

  11. A block of mass m=0.1 kg is connceted to a spring of unknown spring co...

    Text Solution

    |

  12. A body of mass m=10^(-2) kg is moving in a medium and experiences a f...

    Text Solution

    |

  13. A time dependent force F=6t acts on a particle of mass 1kg. If the par...

    Text Solution

    |

  14. A person trying to lose weight by burning fat lifts a mass of 10 kg up...

    Text Solution

    |

  15. A particle is moving in a circular path of radius a under the action o...

    Text Solution

    |

  16. In a collinear collision, a particle with an initial speed v0 strikes...

    Text Solution

    |

  17. This question has statement 1 and statement 2 . Of the four choice giv...

    Text Solution

    |

  18. This question has statement I and statement II. Of the four choices gi...

    Text Solution

    |

  19. Statement 1 : Two particles moving in the same direction do not lose a...

    Text Solution

    |

  20. Consider the situation - A laborer carrying bricks on his head on a le...

    Text Solution

    |