Home
Class 11
PHYSICS
A steel metre scale is to be ruled so th...

A steel metre scale is to be ruled so that the millimetre intervals are accurate to within about `5 xx 10^(-5)`mm at a certain temperature. What is the maximum temperature variation allowable during the rulting ? Given `alpha` for steel `= 1.1 xx 10^(-5).^(@)C^(-1)`.

Text Solution

Verified by Experts

The correct Answer is:
`4.5^(@)C`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A steel metere scale isto be ruled so that the millimetre intervals are accurate within about 5xx10^(-5)mm at a certain temperature. What is the maximum temperature variation allowable during the ruling? ( alpha for steel =11xx10^(-6).^(@)C^(-1) )

A steel meter scale is to be ruled so that millimeter intervals are accurate within about 5xx10^(-5) mm at a certain temperature. The maximum temperature variation allowable during the ruling is (Coefficient of linear expansion of steel =10xx10^(-6)K^(-1) )

It is required to prepare a steel metre scale, such that the millimetre intervals are to be ac curate within 0.0005 mm at a certain temperature. Determine the maximum temperature variation allowable during the rulling of millimetre marks. Given, alpha for steel =1.322xx10^(-5) .^(@)C^(-1)

A steel scale is to be prepared such that the millimeter intervals are to be accurate within 6 xx10^(-5)mm . The maximum temperature variation form the temperature of calibration during the reading of the millimeter marks is (alpha = 12 xx 10^(-6)//"^(@)C)

A steel scale measures the length of a copper wire as 80.0 cm when both area at 20^(@)C (the calibration temperature for scale). What would be the scale read for the length of the wire when both are at 40^(@)C ? (Given alpha_("steel") = 11 xx 10^(-6) per ^(@)C and alpha_("copper") = 17 xx 10^(-6) per^(@)C )

Assume that one early morning when the temperature is 10^(@)C a driver of an automobile gets his gasoline tank which is made of steel, filled with 75 L of gasoline, which is also at 10^(@)C Durign the day, the temperature rises at 30^(@)C how much gasoline will overflow ? (Given, alpha for steel = 1.2 xx 10^(-5)"^(@) C^(-1),gamma for gasoline = 9.5 xx 10^(-4)"^(@)C)

Assume that one early morning when the temperatures in 10^(@)C, a driver of an automobile gets his gasoline tank which is made of steel, tilled with 75 L of gasoline, which is also at 10^(@)C. During the day, the tempaerature rises to 30^(@)C, how much gasoline will overflow ? (Given, alpha for steel =1.2xx 10^(-5)"^(@)C^(^1), gamma for gasoline =9.5xx10^(-4)"^(@)C^(-1))

A steel tape measures that length of a copper rod as 90.0 cm when both are at 10^(@)C , the calibration temperature, for the tape. What would the tape read for the length of the rod when both are at 30^(@)C . Given alpha_("steel")=1.2xx10^(-5)" per".^(@)Cand alpha_(Cu)=1.7xx10^(-5)per .^(@)C

SL ARORA-HEAT-Problem For Self Practice
  1. A steel tape is callibrated at 20^@ C. On a cold day when the temperat...

    Text Solution

    |

  2. A steel scale measures the length of a copper wire as 80.0 cm when bot...

    Text Solution

    |

  3. A steel metre scale is to be ruled so that the millimetre intervals ar...

    Text Solution

    |

  4. A steel scale is correct at 0^(@)C. The length of a brass tube measure...

    Text Solution

    |

  5. If a cylinder of diameter 1.0cm at 30^(@)C is to be slid into a hole o...

    Text Solution

    |

  6. What should be the length of steel and copper rods at 0^(@)C that the ...

    Text Solution

    |

  7. A clock while keeps correct time at 30^(@)C has a pendulum rod made of...

    Text Solution

    |

  8. A steel wire 2mm in diameter is stretched between two clamps, when its...

    Text Solution

    |

  9. A steel wire of length 20 cm and uniform cross-section 1mm^(2) is tied...

    Text Solution

    |

  10. A sheet of brass is 40 cm long and 8 cm broad at 0^(@)C. If the area a...

    Text Solution

    |

  11. A solid occupies 1000ml at 20^(@)C. Its volume becomes 1016.2ml at 320...

    Text Solution

    |

  12. The volume of a lead ball is 100 cc at 273K and 100.85cc at 273K. Calc...

    Text Solution

    |

  13. An iron sphere has a radius of 10 cm at a temperature of 0^(@)C. Calcu...

    Text Solution

    |

  14. The volume of a metal sphere is increased by 1% of its original volume...

    Text Solution

    |

  15. The density of mercury is 13.6 g cm^(-3) at 0^(@)C and its coefficient...

    Text Solution

    |

  16. A glass flask of volume one litre at 0^(@)C is filled, level full of m...

    Text Solution

    |

  17. A one litre flask contains some mercury. It is found that at different...

    Text Solution

    |

  18. From what height must a block of ice be dropped in order that it may m...

    Text Solution

    |

  19. Calculate the difference in temperature of water at the top and the bo...

    Text Solution

    |

  20. From what height must a hailstone at 0^(@)C fall in order that it may ...

    Text Solution

    |