In a constant volume gas thermometer the pressure of the

Last updated: 6/26/2023

In a constant volume gas thermometer the pressure of the working gas is measured by the difference in the levels of mercury in the two arms of a U tube connected to the gas at one end When the bulb is placed at the room temperature 27 0 C the mercury column in the arm open to atmosphere stands 5 00 cm above the level of mercury in the other arm When the bulb is placed in a hot liquid the difference of mercury levels becomes 45 0 cm Calculate the temperature of the liquid Atmospheric pressure 75 0 cm of mercury At constant volume po T P2 T2 P T 11 by attaching it P2 12 T 273 30 or T2 T 45 75 5 75 450 K 450 273