Home
Class 11
PHYSICS
A hole is drilled in a copper sheet. The...

A hole is drilled in a copper sheet. The diameter of the hole is `4.24 cm` at `27.0^(@)C`. What is the change in the diameter of the hole when the sheet is heated to `227^(0)C`? `alpha` for copper `= 1.70 xx 10^(-5)K^(-1)`

A

`1.44xx10^(-2) cm`

B

`2.44xx10^(-3) cm`

C

`1.44xx10^(-2) mm`

D

`2.44xx10^(-3) mm`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PRACTICE PAPERS

    NCERT FINGERTIPS|Exercise Practice Paper 2|50 Videos
  • PHYSICAL WORLD

    NCERT FINGERTIPS|Exercise Assertion And Reason|10 Videos
  • SYSTEM OF PARTICLES AND ROTATIONAL MOTIONS

    NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

A hole is drilled in a copper sheet. The diameter of hole is 4.24 cm at 27.0^(@)C . Diameter dia of the hole when it is heated to 35^(@)C is

A brass disc has a hole of diameter 2.5 cm at 27^(@)C . Find the change in the diameter of the hole of the disc when heated to 327^(@)C . Given coefficient of linear expansion of brass = 1.9 xx 10^(-5) .^(@)C^(-1)

A copper bar is 80 cm long at 15^(@)C . What is the increase in length, when heated to 35^(@)C ? The coefficient of linear expansion for copper is 1.7 xx 10^(-5).^(@)C^(-1)

An iron sphere has a radius of 10 cm at a temperature of 0^(@)C . Calculate the change in volume of the sphere if it is heated to 100^(@)C . Given alpha_(Fe) = 1.1 xx 10^(-6).^(@)C^(-1)

At 40^(@)C , a brass rod has a length 50 cm and a diameter 3.0 mm. it is joined to a steel rod of the same length and diameter at the same temperature. What is the change in the length of the composite rod when it is heated to 240^(@)C ? The coefficient of liear expansion of brass and steel are 2.0xx10^(-5).^(@)C^(-1) and 1.2xx10^(-5).^(@)C^(-1) respectively:

There is a hole in the middle of a copper plate . When heating the plate , diameter of hole would

A circular hole in an aluminium plate has a diameter of 4cm at 0^(@)C . What is its diameter when the temperature of the plate is raised to 100^(@)C ? (Linear expansivity of aluminium =23xx10^(-6)K^(-1) )

NCERT FINGERTIPS-PRACTICE PAPERS-Practice Paper 3
  1. Kepler's second law is based on

    Text Solution

    |

  2. A spaceship is launched into a circular orbit close to the Earth's sur...

    Text Solution

    |

  3. A hole is drilled in a copper sheet. The diameter of the hole is 4.24 ...

    Text Solution

    |

  4. Two blocks M1 and M2 having equal masses are to move on a horizontal f...

    Text Solution

    |

  5. A block of mass m=2kg is resting on a rough inclined plane of inclinat...

    Text Solution

    |

  6. The density of a solid ball is to be determined in an experiment. The ...

    Text Solution

    |

  7. A floor-mat of mass M made up of extensible material, is rolled along ...

    Text Solution

    |

  8. A liquid of density rho0 is filled in a wide tank to a height h. A sol...

    Text Solution

    |

  9. A cyclic process ABCA is shown in the V-T diagram process on the P-V

    Text Solution

    |

  10. Two pendulums differ in lengths by 22m. They oscillate at the same pla...

    Text Solution

    |

  11. A body of mass 30 kg starts running rest along a ciruclar path of radi...

    Text Solution

    |

  12. A long glass tube is held vertically in water . A tuning fork is struc...

    Text Solution

    |

  13. A particle executes linear simple harmonic motion with an amplitude of...

    Text Solution

    |

  14. A body of mass m thrown horizontally with velocity v, from the top of ...

    Text Solution

    |

  15. The Poisson's ratio of a material is 0.4. If a force is applied to a w...

    Text Solution

    |

  16. A particle is acted upon by a force of constant magnitude which is alw...

    Text Solution

    |

  17. The maximum velocity of a particle executing simple harmonic motion is...

    Text Solution

    |

  18. A particle moves in x-y plane according to the equations x= 4t^2+ 5t+ ...

    Text Solution

    |

  19. Two stars of masses m(1) and m(2) distance r apart, revolve about thei...

    Text Solution

    |

  20. Two projectiles A and B thrown with speeds in the ratio 1 : sqrt(2) ac...

    Text Solution

    |