Home
Class 11
PHYSICS
When a spring is stretched by 2 cm, it s...

When a spring is stretched by 2 cm, it stores 100 J of energy. If it is further stretched by 2 cm, the stored energy will be increased by

A

100 J

B

200 J

C

300 J

D

400 J

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

When a spring is stretched by 2 cm, it stores 100J of energy. If it is further stretched by 2 cm, the increase in energy is

When a long spring is stretched by 2 cm, its potential energy is V. If the spring is stretched by 10 cm, the potential energy in it will be

When a long spring is stretched by 2cm, its potential energy is U. If the spring is stretched by 10cm, the potential energy stored in it will be

A long spring is stretched by x cm its P.E. is U. If the same spring is stretched by Nx cm the P.E. stored in it will become

A long elastic spring is stretched by 2 cm and its P.E. is 20 J. If the spring is stretched by by 10 cm, then its potential energy will be

When a spring is stretched by 10 cm, the potential energy stored is E. When the spring is stretched by 10 cm more, the potential energy stored in the spring becomes

SL ARORA-Work, Energy and power-EXERCISE
  1. A spring of force constant 800N//m has an extension of 5cm. The work d...

    Text Solution

    |

  2. Two springs of spring constants 1500N//m and 3000N//m respectively are...

    Text Solution

    |

  3. When a spring is stretched by 2 cm, it stores 100 J of energy. If it i...

    Text Solution

    |

  4. A block of mass m initially at rest is dropped from a height h on to a...

    Text Solution

    |

  5. A 15 gm ball is shot from a spring whose spring has a force constant o...

    Text Solution

    |

  6. When a spring a stretched through a distance x, it exerts a force give...

    Text Solution

    |

  7. The SI unit of power is .

    Text Solution

    |

  8. An electric motor exerts a force of 40 N on a cable and pulls it by a ...

    Text Solution

    |

  9. A particle moves with a velocity (5hati-3hatj+6hatk) ms ^(-1) under t...

    Text Solution

    |

  10. A car of mass 1000kg accelerates uniformly from rest to a velocity of ...

    Text Solution

    |

  11. A constant force F is pushing a 5 kg mass on a horizontal surface at a...

    Text Solution

    |

  12. A car of mass m is driven with acceleration a along a straight level r...

    Text Solution

    |

  13. Power applied to a particle varices with time as P =(3t^(2)-2t + 1) wa...

    Text Solution

    |

  14. An electric pump is used to fill an overhead tank of capacity 9m3 kept...

    Text Solution

    |

  15. In an inelastic collision, what is conserved

    Text Solution

    |

  16. A bullet is fired and gets embedded in a block kept on table. If table...

    Text Solution

    |

  17. A particle of mass m1 moves with velocity v1 and collides with another...

    Text Solution

    |

  18. A body of mass M(1) collides elastically with another mass M(2) at res...

    Text Solution

    |

  19. A body of mass 5 kg moving with a velocity 10 m/s collides with anothe...

    Text Solution

    |

  20. A body is moving with a velocity v , breaks up into two equal parts. O...

    Text Solution

    |