The coefficient of volumetric expansion of mercury is 18‚Äö√†� – McqOptions

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1.	The coefficient of volumetric expansion of mercury is 18‚Äö√†√∂‚àö‚â•10^-5/¬¨¬®‚Äö√†√ªC. The thermometer bulb has a volume of 10^-6 m³ and cross-section of the stem is 0.002cm². Assuming that bulb is filled with mercury at 0¬¨¬®‚Äö√†√ªC, the increase in length of the mercury column at 100¬¨¬®‚Äö√†√ªC will be$
A.	9cm
B.	9mm
C.	18cm
D.	18mm
Answer» B. 9mm

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