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Mercury is used in thermometers...

Mercury is used in thermometers

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Why mercury is used as a thermometric liquid?

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A thermometer uses :

A radiation P is focused by a proper device on the bulb of a thermometer. Mercury in the thermometer shows a rapid increase. The radiation Pis:

Can you explain why the column of mercury first descends and then rises when a mercury in glass thermometers put in a flame?

Mercury is used as a barometric luquid because it is "___________" times denser than water.

A radiation X is focused by a particular device on the bulb of a thermometer and mercury in .the thermometer shows a rapid increase. Name the radiation X.

Water is not considered suitable for use in thermometers. Give the reason for the same.

A mercury in glass thermometer has a stem of internal diameter 0.06 cm and contains 43 g of mercury. The mercury thread expands by 10 cm when the temperature changes from 0^@C to 50^@C . Find the coefficient of cubical expansion of mercury. Relative density of mercury =13.6 and alpha_("glass")=9xx10^(-6)//K .

Statement- 1 : Water is considered unsuitable for use in thermometers. Statement- 2 : Thermal Expansion of water is non uniform.