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A galss flask is filled up to a mark wit...

A galss flask is filled up to a mark with 50 cc of mercury at `18^@C`. If the flask and contents are heated to `38^@C`, how mech mercury will be above the mark (`alpha` for glass is `9xx10^(-6)//^@C` and coeffiecient of real expansion of mercury is `180xx10^(-6)//^@C`)?

A

0.85c c`

B

`0.46c c`

C

`0.153c c`

D

`0.05c c`

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A glass vessel of volume 100 cm^(3) is filled with mercury and is heated from 25^(@)C to 75^(@)C . What volume of mercury will overflow? Coefficient of linear expansion of glass = 1.8 xx 10^(-6)//'^(@)C and coefficeient of volume expansion of mercury is 1.8 xx 10^(-4)//'^(@)C .

A glass flask of volume one litre at 0^(@)C is filled level full of mercury at this temperature. The flask and mercury are now heating to 100^(@)C . How much mercury will spill out if coefficient of volume expansion of mercury is 1.2xx10^(-4)//^(@)C and linear expansion of glass is 1.0xx10^(-4)//^(@)C respectively ?

Knowledge Check

  • A flask is filled with mercury at temperature 28^(@)C . If the flask and the contents are heated to 48^(@)C , the volume of mercury above the mark will be (alpha_(glass=9xx10^(-6)//^(@)C , gamma_(Hg)=180xx10^(-6)//^(@)C)

    A
    `0.15cm^(3)`
    B
    `0.25cm^(3)`
    C
    `0.3cm^(3)`
    D
    `0.5cm^(3)`

  • A glass flask of volume 1 litre is fully filled with mercury at 0^(@)C . Both the flask and mercury are now heated to 100^(@)C . If the coefficient of volume expansion of mercury is 1.82xx10^(-4)//""^(@)C , volume coefficient of linear expansion of glass is 10xx10^(-6)//""^(@)C , the amount of mercury which overflows is

    A
    15.2 ml
    B
    17.2 ml
    C
    19.2 ml
    D
    21.2 ml

  • A glass bulb of volume 250c c is filled with mercury at 20^(@)C and the temperature is raised to 100^(@)C . If the coefficient of linear expansion of glass is 9 xx 10^(-6 //@)C ). Coefficient of absolute expansion of mercury is 18 xx 10^(-5 //@)C ). The volume of mercury overflows

    A
    `3.06cc`
    B
    `2.94cc`
    C
    `6.12cc`
    D
    `7.73cc`

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    On a Celsius thermometer the distance between the readings 0^@C and 100^@C is 30cm and the area of cross section of the narrow tube containing mercury is 15xx10^-4cm^2 . Find the total volume of mercuty in the thermometer at 0^@C . alpha of glass =9xx10^-6//K and the coefficient of real expansion of mercury =18xx10^(-5)//K .

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